18866478

素因数分解:

$2^1\times 3^1\times {\mathrm{41}}^1\times {\mathrm{271}}^1\times {\mathrm{283}}^1$

素因数の和:600

約数の個数: 32

約数和(自身を含む): 38932992

約数和(自身を除く): 20066514

約数列:

[1, 2, 3, 6, 41, 82, 123, 246, 271, 283, 542, 566, 813, 849, 1626, 1698, 11111, 11603, 22222, 23206, 33333, 34809, 66666, 69618, 76693, 153386, 230079, 460158, 3144413, 6288826, 9433239, 18866478]

約数ペア:

[(1, 18866478), (2, 9433239), (3, 6288826), (6, 3144413), (41, 460158), (82, 230079), (123, 153386), (246, 76693), (271, 69618), (283, 66666), (542, 34809), (566, 33333), (813, 23206), (849, 22222), (1626, 11603), (1698, 11111)]