218156618

素因数分解:

$2^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{197}}^1\times {\mathrm{313}}^1$

素因数の和:602

約数の個数: 32

約数和(自身を含む): 346919760

約数和(自身を除く): 128763142

約数列:

[1, 2, 29, 58, 61, 122, 197, 313, 394, 626, 1769, 3538, 5713, 9077, 11426, 12017, 18154, 19093, 24034, 38186, 61661, 123322, 348493, 553697, 696986, 1107394, 1788169, 3576338, 3761321, 7522642, 109078309, 218156618]

約数ペア:

[(1, 218156618), (2, 109078309), (29, 7522642), (58, 3761321), (61, 3576338), (122, 1788169), (197, 1107394), (313, 696986), (394, 553697), (626, 348493), (1769, 123322), (3538, 61661), (5713, 38186), (9077, 24034), (11426, 19093), (12017, 18154)]