22421968

素因数分解:

$2^4\times {\mathrm{53}}^1\times {\mathrm{137}}^1\times {\mathrm{193}}^1$

素因数の和:391

約数の個数: 40

約数和(自身を含む): 44816328

約数和(自身を除く): 22394360

約数列:

[1, 2, 4, 8, 16, 53, 106, 137, 193, 212, 274, 386, 424, 548, 772, 848, 1096, 1544, 2192, 3088, 7261, 10229, 14522, 20458, 26441, 29044, 40916, 52882, 58088, 81832, 105764, 116176, 163664, 211528, 423056, 1401373, 2802746, 5605492, 11210984, 22421968]

約数ペア:

[(1, 22421968), (2, 11210984), (4, 5605492), (8, 2802746), (16, 1401373), (53, 423056), (106, 211528), (137, 163664), (193, 116176), (212, 105764), (274, 81832), (386, 58088), (424, 52882), (548, 40916), (772, 29044), (848, 26441), (1096, 20458), (1544, 14522), (2192, 10229), (3088, 7261)]