245900446

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{181}}^1\times {\mathrm{1669}}^1$

素因数の和:1900

約数の個数: 32

約数和(自身を含む): 415789920

約数和(自身を除く): 169889474

約数列:

[1, 2, 11, 22, 37, 74, 181, 362, 407, 814, 1669, 1991, 3338, 3982, 6697, 13394, 18359, 36718, 61753, 73667, 123506, 147334, 302089, 604178, 679283, 1358566, 3322979, 6645958, 11177293, 22354586, 122950223, 245900446]

約数ペア:

[(1, 245900446), (2, 122950223), (11, 22354586), (22, 11177293), (37, 6645958), (74, 3322979), (181, 1358566), (362, 679283), (407, 604178), (814, 302089), (1669, 147334), (1991, 123506), (3338, 73667), (3982, 61753), (6697, 36718), (13394, 18359)]