18388601478

素因数分解:

$2^1\times 3^3\times {\mathrm{13}}^1\times {\mathrm{163}}^1\times {\mathrm{271}}^1\times {\mathrm{593}}^1$

素因数の和:1051

約数の個数: 128

約数和(自身を含む): 44515215360

約数和(自身を除く): 26126613882

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 27, 39, 54, 78, 117, 163, 234, 271, 326, 351, 489, 542, 593, 702, 813, 978, 1186, 1467, 1626, 1779, 2119, 2439, 2934, 3523, 3558, 4238, 4401, 4878, 5337, 6357, 7046, 7317, 7709, 8802, 10569, 10674, 12714, 14634, 15418, 16011, 19071, 21138, 23127, 31707, 32022, 38142, 44173, 46254, 57213, 63414, 69381, 88346, 95121, 96659, 114426, 132519, 138762, 160703, 190242, 193318, 208143, 265038, 289977, 321406, 397557, 416286, 482109, 574249, 579954, 795114, 869931, 964218, 1148498, 1192671, 1256567, 1446327, 1722747, 1739862, 2089139, 2385342, 2513134, 2609793, 2892654, 3445494, 3769701, 4178278, 4338981, 5168241, 5219586, 6267417, 7539402, 8677962, 10336482, 11309103, 12534834, 15504723, 18802251, 22618206, 26194589, 31009446, 33927309, 37604502, 52389178, 56406753, 67854618, 78583767, 112813506, 157167534, 235751301, 340529657, 471502602, 681059314, 707253903, 1021588971, 1414507806, 2043177942, 3064766913, 6129533826, 9194300739, 18388601478]

約数ペア:

[(1, 18388601478), (2, 9194300739), (3, 6129533826), (6, 3064766913), (9, 2043177942), (13, 1414507806), (18, 1021588971), (26, 707253903), (27, 681059314), (39, 471502602), (54, 340529657), (78, 235751301), (117, 157167534), (163, 112813506), (234, 78583767), (271, 67854618), (326, 56406753), (351, 52389178), (489, 37604502), (542, 33927309), (593, 31009446), (702, 26194589), (813, 22618206), (978, 18802251), (1186, 15504723), (1467, 12534834), (1626, 11309103), (1779, 10336482), (2119, 8677962), (2439, 7539402), (2934, 6267417), (3523, 5219586), (3558, 5168241), (4238, 4338981), (4401, 4178278), (4878, 3769701), (5337, 3445494), (6357, 2892654), (7046, 2609793), (7317, 2513134), (7709, 2385342), (8802, 2089139), (10569, 1739862), (10674, 1722747), (12714, 1446327), (14634, 1256567), (15418, 1192671), (16011, 1148498), (19071, 964218), (21138, 869931), (23127, 795114), (31707, 579954), (32022, 574249), (38142, 482109), (44173, 416286), (46254, 397557), (57213, 321406), (63414, 289977), (69381, 265038), (88346, 208143), (95121, 193318), (96659, 190242), (114426, 160703), (132519, 138762)]