20894796

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{44647}}^1$

素因数の和:44670

約数の個数: 36

約数和(自身を含む): 56881552

約数和(自身を除く): 35986756

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 156, 234, 468, 44647, 89294, 133941, 178588, 267882, 401823, 535764, 580411, 803646, 1160822, 1607292, 1741233, 2321644, 3482466, 5223699, 6964932, 10447398, 20894796]

約数ペア:

[(1, 20894796), (2, 10447398), (3, 6964932), (4, 5223699), (6, 3482466), (9, 2321644), (12, 1741233), (13, 1607292), (18, 1160822), (26, 803646), (36, 580411), (39, 535764), (52, 401823), (78, 267882), (117, 178588), (156, 133941), (234, 89294), (468, 44647)]