20444886

素因数分解:

$2^1\times 3^4\times 7^1\times {\mathrm{11}}^2\times {\mathrm{149}}^1$

素因数の和:192

約数の個数: 120

約数和(自身を含む): 57934800

約数和(自身を除く): 37489914

約数列:

[1, 2, 3, 6, 7, 9, 11, 14, 18, 21, 22, 27, 33, 42, 54, 63, 66, 77, 81, 99, 121, 126, 149, 154, 162, 189, 198, 231, 242, 297, 298, 363, 378, 447, 462, 567, 594, 693, 726, 847, 891, 894, 1043, 1089, 1134, 1341, 1386, 1639, 1694, 1782, 2079, 2086, 2178, 2541, 2682, 3129, 3267, 3278, 4023, 4158, 4917, 5082, 6237, 6258, 6534, 7623, 8046, 9387, 9801, 9834, 11473, 12069, 12474, 14751, 15246, 18029, 18774, 19602, 22869, 22946, 24138, 28161, 29502, 34419, 36058, 44253, 45738, 54087, 56322, 68607, 68838, 84483, 88506, 103257, 108174, 126203, 132759, 137214, 162261, 168966, 206514, 252406, 265518, 309771, 324522, 378609, 486783, 619542, 757218, 929313, 973566, 1135827, 1460349, 1858626, 2271654, 2920698, 3407481, 6814962, 10222443, 20444886]

約数ペア:

[(1, 20444886), (2, 10222443), (3, 6814962), (6, 3407481), (7, 2920698), (9, 2271654), (11, 1858626), (14, 1460349), (18, 1135827), (21, 973566), (22, 929313), (27, 757218), (33, 619542), (42, 486783), (54, 378609), (63, 324522), (66, 309771), (77, 265518), (81, 252406), (99, 206514), (121, 168966), (126, 162261), (149, 137214), (154, 132759), (162, 126203), (189, 108174), (198, 103257), (231, 88506), (242, 84483), (297, 68838), (298, 68607), (363, 56322), (378, 54087), (447, 45738), (462, 44253), (567, 36058), (594, 34419), (693, 29502), (726, 28161), (847, 24138), (891, 22946), (894, 22869), (1043, 19602), (1089, 18774), (1134, 18029), (1341, 15246), (1386, 14751), (1639, 12474), (1694, 12069), (1782, 11473), (2079, 9834), (2086, 9801), (2178, 9387), (2541, 8046), (2682, 7623), (3129, 6534), (3267, 6258), (3278, 6237), (4023, 5082), (4158, 4917)]