19025656

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{2999}}^1$

素因数の和:3079

約数の個数: 32

約数和(自身を含む): 39060000

約数和(自身を除く): 20034344

約数列:

[1, 2, 4, 8, 13, 26, 52, 61, 104, 122, 244, 488, 793, 1586, 2999, 3172, 5998, 6344, 11996, 23992, 38987, 77974, 155948, 182939, 311896, 365878, 731756, 1463512, 2378207, 4756414, 9512828, 19025656]

約数ペア:

[(1, 19025656), (2, 9512828), (4, 4756414), (8, 2378207), (13, 1463512), (26, 731756), (52, 365878), (61, 311896), (104, 182939), (122, 155948), (244, 77974), (488, 38987), (793, 23992), (1586, 11996), (2999, 6344), (3172, 5998)]