18311590

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{2729}}^1$

素因数の和:2808

約数の個数: 32

約数和(自身を含む): 36560160

約数和(自身を除く): 18248570

約数列:

[1, 2, 5, 10, 11, 22, 55, 61, 110, 122, 305, 610, 671, 1342, 2729, 3355, 5458, 6710, 13645, 27290, 30019, 60038, 150095, 166469, 300190, 332938, 832345, 1664690, 1831159, 3662318, 9155795, 18311590]

約数ペア:

[(1, 18311590), (2, 9155795), (5, 3662318), (10, 1831159), (11, 1664690), (22, 832345), (55, 332938), (61, 300190), (110, 166469), (122, 150095), (305, 60038), (610, 30019), (671, 27290), (1342, 13645), (2729, 6710), (3355, 5458)]