19761352

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{1367}}^1$

素因数の和:1525

約数の個数: 32

約数和(自身を含む): 40219200

約数和(自身を除く): 20457848

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 139, 278, 556, 1112, 1367, 1807, 2734, 3614, 5468, 7228, 10936, 14456, 17771, 35542, 71084, 142168, 190013, 380026, 760052, 1520104, 2470169, 4940338, 9880676, 19761352]

約数ペア:

[(1, 19761352), (2, 9880676), (4, 4940338), (8, 2470169), (13, 1520104), (26, 760052), (52, 380026), (104, 190013), (139, 142168), (278, 71084), (556, 35542), (1112, 17771), (1367, 14456), (1807, 10936), (2734, 7228), (3614, 5468)]