20450104

素因数分解:

$2^3\times {\mathrm{29}}^1\times {\mathrm{181}}^1\times {\mathrm{487}}^1$

素因数の和:703

約数の個数: 32

約数和(自身を含む): 39967200

約数和(自身を除く): 19517096

約数列:

[1, 2, 4, 8, 29, 58, 116, 181, 232, 362, 487, 724, 974, 1448, 1948, 3896, 5249, 10498, 14123, 20996, 28246, 41992, 56492, 88147, 112984, 176294, 352588, 705176, 2556263, 5112526, 10225052, 20450104]

約数ペア:

[(1, 20450104), (2, 10225052), (4, 5112526), (8, 2556263), (29, 705176), (58, 352588), (116, 176294), (181, 112984), (232, 88147), (362, 56492), (487, 41992), (724, 28246), (974, 20996), (1448, 14123), (1948, 10498), (3896, 5249)]