25031864

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{21881}}^1$

素因数の和:21911

約数の個数: 32

約数和(自身を含む): 55142640

約数和(自身を除く): 30110776

約数列:

[1, 2, 4, 8, 11, 13, 22, 26, 44, 52, 88, 104, 143, 286, 572, 1144, 21881, 43762, 87524, 175048, 240691, 284453, 481382, 568906, 962764, 1137812, 1925528, 2275624, 3128983, 6257966, 12515932, 25031864]

約数ペア:

[(1, 25031864), (2, 12515932), (4, 6257966), (8, 3128983), (11, 2275624), (13, 1925528), (22, 1137812), (26, 962764), (44, 568906), (52, 481382), (88, 284453), (104, 240691), (143, 175048), (286, 87524), (572, 43762), (1144, 21881)]