20002654

素因数分解:

$2^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{149}}^1\times {\mathrm{223}}^1$

素因数の和:424

約数の個数: 32

約数和(自身を含む): 35481600

約数和(自身を除く): 15478946

約数列:

[1, 2, 7, 14, 43, 86, 149, 223, 298, 301, 446, 602, 1043, 1561, 2086, 3122, 6407, 9589, 12814, 19178, 33227, 44849, 66454, 67123, 89698, 134246, 232589, 465178, 1428761, 2857522, 10001327, 20002654]

約数ペア:

[(1, 20002654), (2, 10001327), (7, 2857522), (14, 1428761), (43, 465178), (86, 232589), (149, 134246), (223, 89698), (298, 67123), (301, 66454), (446, 44849), (602, 33227), (1043, 19178), (1561, 12814), (2086, 9589), (3122, 6407)]