1618996818

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{271}}^1\times {\mathrm{43291}}^1$

素因数の和:43590

約数の個数: 32

約数和(自身を含む): 3391322112

約数和(自身を除く): 1772325294

約数列:

[1, 2, 3, 6, 23, 46, 69, 138, 271, 542, 813, 1626, 6233, 12466, 18699, 37398, 43291, 86582, 129873, 259746, 995693, 1991386, 2987079, 5974158, 11731861, 23463722, 35195583, 70391166, 269832803, 539665606, 809498409, 1618996818]

約数ペア:

[(1, 1618996818), (2, 809498409), (3, 539665606), (6, 269832803), (23, 70391166), (46, 35195583), (69, 23463722), (138, 11731861), (271, 5974158), (542, 2987079), (813, 1991386), (1626, 995693), (6233, 259746), (12466, 129873), (18699, 86582), (37398, 43291)]