861362036

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{103979}}^1$

素因数の和:104111

約数の個数: 24

約数和(自身を含む): 1601292000

約数和(自身を除く): 739929964

約数列:

[1, 2, 4, 19, 38, 76, 109, 218, 436, 2071, 4142, 8284, 103979, 207958, 415916, 1975601, 3951202, 7902404, 11333711, 22667422, 45334844, 215340509, 430681018, 861362036]

約数ペア:

[(1, 861362036), (2, 430681018), (4, 215340509), (19, 45334844), (38, 22667422), (76, 11333711), (109, 7902404), (218, 3951202), (436, 1975601), (2071, 415916), (4142, 207958), (8284, 103979)]