19625684

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{149}}^2$

素因数の和:332

約数の個数: 36

約数和(自身を含む): 39427164

約数和(自身を除く): 19801480

約数列:

[1, 2, 4, 13, 17, 26, 34, 52, 68, 149, 221, 298, 442, 596, 884, 1937, 2533, 3874, 5066, 7748, 10132, 22201, 32929, 44402, 65858, 88804, 131716, 288613, 377417, 577226, 754834, 1154452, 1509668, 4906421, 9812842, 19625684]

約数ペア:

[(1, 19625684), (2, 9812842), (4, 4906421), (13, 1509668), (17, 1154452), (26, 754834), (34, 577226), (52, 377417), (68, 288613), (149, 131716), (221, 88804), (298, 65858), (442, 44402), (596, 32929), (884, 22201), (1937, 10132), (2533, 7748), (3874, 5066)]