19091150

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{1277}}^1$

素因数の和:1325

約数の個数: 48

約数和(自身を含む): 39934944

約数和(自身を除く): 20843794

約数列:

[1, 2, 5, 10, 13, 23, 25, 26, 46, 50, 65, 115, 130, 230, 299, 325, 575, 598, 650, 1150, 1277, 1495, 2554, 2990, 6385, 7475, 12770, 14950, 16601, 29371, 31925, 33202, 58742, 63850, 83005, 146855, 166010, 293710, 381823, 415025, 734275, 763646, 830050, 1468550, 1909115, 3818230, 9545575, 19091150]

約数ペア:

[(1, 19091150), (2, 9545575), (5, 3818230), (10, 1909115), (13, 1468550), (23, 830050), (25, 763646), (26, 734275), (46, 415025), (50, 381823), (65, 293710), (115, 166010), (130, 146855), (230, 83005), (299, 63850), (325, 58742), (575, 33202), (598, 31925), (650, 29371), (1150, 16601), (1277, 14950), (1495, 12770), (2554, 7475), (2990, 6385)]