19161766

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{491}}^1$

素因数の和:604

約数の個数: 32

約数和(自身を含む): 33062400

約数和(自身を除く): 13900634

約数列:

[1, 2, 13, 19, 26, 38, 79, 158, 247, 491, 494, 982, 1027, 1501, 2054, 3002, 6383, 9329, 12766, 18658, 19513, 38789, 39026, 77578, 121277, 242554, 504257, 736991, 1008514, 1473982, 9580883, 19161766]

約数ペア:

[(1, 19161766), (2, 9580883), (13, 1473982), (19, 1008514), (26, 736991), (38, 504257), (79, 242554), (158, 121277), (247, 77578), (491, 39026), (494, 38789), (982, 19513), (1027, 18658), (1501, 12766), (2054, 9329), (3002, 6383)]