2005347654

素因数分解:

$2^1\times 3^2\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{53639}}^1$

素因数の和:53745

約数の個数: 48

約数和(自身を含む): 4552104960

約数和(自身を除く): 2546757306

約数列:

[1, 2, 3, 6, 9, 18, 31, 62, 67, 93, 134, 186, 201, 279, 402, 558, 603, 1206, 2077, 4154, 6231, 12462, 18693, 37386, 53639, 107278, 160917, 321834, 482751, 965502, 1662809, 3325618, 3593813, 4988427, 7187626, 9976854, 10781439, 14965281, 21562878, 29930562, 32344317, 64688634, 111408203, 222816406, 334224609, 668449218, 1002673827, 2005347654]

約数ペア:

[(1, 2005347654), (2, 1002673827), (3, 668449218), (6, 334224609), (9, 222816406), (18, 111408203), (31, 64688634), (62, 32344317), (67, 29930562), (93, 21562878), (134, 14965281), (186, 10781439), (201, 9976854), (279, 7187626), (402, 4988427), (558, 3593813), (603, 3325618), (1206, 1662809), (2077, 965502), (4154, 482751), (6231, 321834), (12462, 160917), (18693, 107278), (37386, 53639)]