18774486

素因数分解:

$2^1\times 3^2\times {\mathrm{23}}^1\times {\mathrm{101}}^1\times {\mathrm{449}}^1$

素因数の和:581

約数の個数: 48

約数和(自身を含む): 42962400

約数和(自身を除く): 24187914

約数列:

[1, 2, 3, 6, 9, 18, 23, 46, 69, 101, 138, 202, 207, 303, 414, 449, 606, 898, 909, 1347, 1818, 2323, 2694, 4041, 4646, 6969, 8082, 10327, 13938, 20654, 20907, 30981, 41814, 45349, 61962, 90698, 92943, 136047, 185886, 272094, 408141, 816282, 1043027, 2086054, 3129081, 6258162, 9387243, 18774486]

約数ペア:

[(1, 18774486), (2, 9387243), (3, 6258162), (6, 3129081), (9, 2086054), (18, 1043027), (23, 816282), (46, 408141), (69, 272094), (101, 185886), (138, 136047), (202, 92943), (207, 90698), (303, 61962), (414, 45349), (449, 41814), (606, 30981), (898, 20907), (909, 20654), (1347, 13938), (1818, 10327), (2323, 8082), (2694, 6969), (4041, 4646)]