20313123012

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{757}}^1\times {\mathrm{8191}}^1$

素因数の和:8978

約数の個数: 144

約数和(自身を含む): 63287590912

約数和(自身を除く): 42974467900

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 13, 14, 18, 21, 26, 28, 36, 39, 42, 52, 63, 78, 84, 91, 117, 126, 156, 182, 234, 252, 273, 364, 468, 546, 757, 819, 1092, 1514, 1638, 2271, 3028, 3276, 4542, 5299, 6813, 8191, 9084, 9841, 10598, 13626, 15897, 16382, 19682, 21196, 24573, 27252, 29523, 31794, 32764, 39364, 47691, 49146, 57337, 59046, 63588, 68887, 73719, 88569, 95382, 98292, 106483, 114674, 118092, 137774, 147438, 172011, 177138, 190764, 206661, 212966, 229348, 275548, 294876, 319449, 344022, 354276, 413322, 425932, 516033, 619983, 638898, 688044, 745381, 826644, 958347, 1032066, 1239966, 1277796, 1490762, 1916694, 2064132, 2236143, 2479932, 2981524, 3833388, 4472286, 6200587, 6708429, 8944572, 12401174, 13416858, 18601761, 24802348, 26833716, 37203522, 43404109, 55805283, 74407044, 80607631, 86808218, 111610566, 130212327, 161215262, 173616436, 223221132, 241822893, 260424654, 322430524, 390636981, 483645786, 520849308, 564253417, 725468679, 781273962, 967291572, 1128506834, 1450937358, 1562547924, 1692760251, 2257013668, 2901874716, 3385520502, 5078280753, 6771041004, 10156561506, 20313123012]

約数ペア:

[(1, 20313123012), (2, 10156561506), (3, 6771041004), (4, 5078280753), (6, 3385520502), (7, 2901874716), (9, 2257013668), (12, 1692760251), (13, 1562547924), (14, 1450937358), (18, 1128506834), (21, 967291572), (26, 781273962), (28, 725468679), (36, 564253417), (39, 520849308), (42, 483645786), (52, 390636981), (63, 322430524), (78, 260424654), (84, 241822893), (91, 223221132), (117, 173616436), (126, 161215262), (156, 130212327), (182, 111610566), (234, 86808218), (252, 80607631), (273, 74407044), (364, 55805283), (468, 43404109), (546, 37203522), (757, 26833716), (819, 24802348), (1092, 18601761), (1514, 13416858), (1638, 12401174), (2271, 8944572), (3028, 6708429), (3276, 6200587), (4542, 4472286), (5299, 3833388), (6813, 2981524), (8191, 2479932), (9084, 2236143), (9841, 2064132), (10598, 1916694), (13626, 1490762), (15897, 1277796), (16382, 1239966), (19682, 1032066), (21196, 958347), (24573, 826644), (27252, 745381), (29523, 688044), (31794, 638898), (32764, 619983), (39364, 516033), (47691, 425932), (49146, 413322), (57337, 354276), (59046, 344022), (63588, 319449), (68887, 294876), (73719, 275548), (88569, 229348), (95382, 212966), (98292, 206661), (106483, 190764), (114674, 177138), (118092, 172011), (137774, 147438)]