18915101362

素因数分解:

$2^1\times {\mathrm{127}}^1\times {\mathrm{271}}^1\times {\mathrm{283}}^1\times {\mathrm{971}}^1$

素因数の和:1654

約数の個数: 32

約数和(自身を含む): 28832661504

約数和(自身を除く): 9917560142

約数列:

[1, 2, 127, 254, 271, 283, 542, 566, 971, 1942, 34417, 35941, 68834, 71882, 76693, 123317, 153386, 246634, 263141, 274793, 526282, 549586, 9740011, 19480022, 33418907, 34898711, 66837814, 69797422, 74468903, 148937806, 9457550681, 18915101362]

約数ペア:

[(1, 18915101362), (2, 9457550681), (127, 148937806), (254, 74468903), (271, 69797422), (283, 66837814), (542, 34898711), (566, 33418907), (971, 19480022), (1942, 9740011), (34417, 549586), (35941, 526282), (68834, 274793), (71882, 263141), (76693, 246634), (123317, 153386)]