188431018

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{211}}^1\times {\mathrm{331}}^1$

素因数の和:634

約数の個数: 32

約数和(自身を含む): 304058880

約数和(自身を除く): 115627862

約数列:

[1, 2, 19, 38, 71, 142, 211, 331, 422, 662, 1349, 2698, 4009, 6289, 8018, 12578, 14981, 23501, 29962, 47002, 69841, 139682, 284639, 446519, 569278, 893038, 1326979, 2653958, 4958711, 9917422, 94215509, 188431018]

約数ペア:

[(1, 188431018), (2, 94215509), (19, 9917422), (38, 4958711), (71, 2653958), (142, 1326979), (211, 893038), (331, 569278), (422, 446519), (662, 284639), (1349, 139682), (2698, 69841), (4009, 47002), (6289, 29962), (8018, 23501), (12578, 14981)]