18444986

素因数分解:

$2^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{181}}^1\times {\mathrm{251}}^1$

素因数の和:470

約数の個数: 32

約数和(自身を含む): 33022080

約数和(自身を除く): 14577094

約数列:

[1, 2, 7, 14, 29, 58, 181, 203, 251, 362, 406, 502, 1267, 1757, 2534, 3514, 5249, 7279, 10498, 14558, 36743, 45431, 50953, 73486, 90862, 101906, 318017, 636034, 1317499, 2634998, 9222493, 18444986]

約数ペア:

[(1, 18444986), (2, 9222493), (7, 2634998), (14, 1317499), (29, 636034), (58, 318017), (181, 101906), (203, 90862), (251, 73486), (362, 50953), (406, 45431), (502, 36743), (1267, 14558), (1757, 10498), (2534, 7279), (3514, 5249)]