20185092008

素因数分解:

$2^3\times {\mathrm{23}}^1\times {\mathrm{643}}^1\times {\mathrm{170609}}^1$

素因数の和:171281

約数の個数: 32

約数和(自身を含む): 39554222400

約数和(自身を除く): 19369130392

約数列:

[1, 2, 4, 8, 23, 46, 92, 184, 643, 1286, 2572, 5144, 14789, 29578, 59156, 118312, 170609, 341218, 682436, 1364872, 3924007, 7848014, 15696028, 31392056, 109701587, 219403174, 438806348, 877612696, 2523136501, 5046273002, 10092546004, 20185092008]

約数ペア:

[(1, 20185092008), (2, 10092546004), (4, 5046273002), (8, 2523136501), (23, 877612696), (46, 438806348), (92, 219403174), (184, 109701587), (643, 31392056), (1286, 15696028), (2572, 7848014), (5144, 3924007), (14789, 1364872), (29578, 682436), (59156, 341218), (118312, 170609)]