8220238

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1\times {\mathrm{73}}^1$

素因数の和:220

約数の個数: 32

約数和(自身を含む): 13874112

約数和(自身を除く): 5653874

約数列:

[1, 2, 13, 26, 61, 71, 73, 122, 142, 146, 793, 923, 949, 1586, 1846, 1898, 4331, 4453, 5183, 8662, 8906, 10366, 56303, 57889, 67379, 112606, 115778, 134758, 316163, 632326, 4110119, 8220238]

約数ペア:

[(1, 8220238), (2, 4110119), (13, 632326), (26, 316163), (61, 134758), (71, 115778), (73, 112606), (122, 67379), (142, 57889), (146, 56303), (793, 10366), (923, 8906), (949, 8662), (1586, 5183), (1846, 4453), (1898, 4331)]