19210002890

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{8692309}}^1$

素因数の和:8692346

約数の個数: 32

約数和(自身を含む): 39428318160

約数和(自身を除く): 20218315270

約数列:

[1, 2, 5, 10, 13, 17, 26, 34, 65, 85, 130, 170, 221, 442, 1105, 2210, 8692309, 17384618, 43461545, 86923090, 113000017, 147769253, 226000034, 295538506, 565000085, 738846265, 1130000170, 1477692530, 1921000289, 3842000578, 9605001445, 19210002890]

約数ペア:

[(1, 19210002890), (2, 9605001445), (5, 3842000578), (10, 1921000289), (13, 1477692530), (17, 1130000170), (26, 738846265), (34, 565000085), (65, 295538506), (85, 226000034), (130, 147769253), (170, 113000017), (221, 86923090), (442, 43461545), (1105, 17384618), (2210, 8692309)]