19849336

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{103}}^1\times {\mathrm{109}}^1$

素因数の和:248

約数の個数: 64

約数和(自身を含む): 43243200

約数和(自身を除く): 23393864

約数列:

[1, 2, 4, 8, 13, 17, 26, 34, 52, 68, 103, 104, 109, 136, 206, 218, 221, 412, 436, 442, 824, 872, 884, 1339, 1417, 1751, 1768, 1853, 2678, 2834, 3502, 3706, 5356, 5668, 7004, 7412, 10712, 11227, 11336, 14008, 14824, 22454, 22763, 24089, 44908, 45526, 48178, 89816, 91052, 96356, 145951, 182104, 190859, 192712, 291902, 381718, 583804, 763436, 1167608, 1526872, 2481167, 4962334, 9924668, 19849336]

約数ペア:

[(1, 19849336), (2, 9924668), (4, 4962334), (8, 2481167), (13, 1526872), (17, 1167608), (26, 763436), (34, 583804), (52, 381718), (68, 291902), (103, 192712), (104, 190859), (109, 182104), (136, 145951), (206, 96356), (218, 91052), (221, 89816), (412, 48178), (436, 45526), (442, 44908), (824, 24089), (872, 22763), (884, 22454), (1339, 14824), (1417, 14008), (1751, 11336), (1768, 11227), (1853, 10712), (2678, 7412), (2834, 7004), (3502, 5668), (3706, 5356)]