19613074

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{331}}^1$

素因数の和:442

約数の個数: 32

約数和(自身を含む): 33130944

約数和(自身を除く): 13517870

約数列:

[1, 2, 13, 26, 43, 53, 86, 106, 331, 559, 662, 689, 1118, 1378, 2279, 4303, 4558, 8606, 14233, 17543, 28466, 29627, 35086, 59254, 185029, 228059, 370058, 456118, 754349, 1508698, 9806537, 19613074]

約数ペア:

[(1, 19613074), (2, 9806537), (13, 1508698), (26, 754349), (43, 456118), (53, 370058), (86, 228059), (106, 185029), (331, 59254), (559, 35086), (662, 29627), (689, 28466), (1118, 17543), (1378, 14233), (2279, 8606), (4303, 4558)]