51869636

素因数分解:

$2^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{20357}}^1$

素因数の和:20388

約数の個数: 36

約数和(自身を含む): 113719788

約数和(自身を除く): 61850152

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 49, 52, 91, 98, 182, 196, 364, 637, 1274, 2548, 20357, 40714, 81428, 142499, 264641, 284998, 529282, 569996, 997493, 1058564, 1852487, 1994986, 3704974, 3989972, 7409948, 12967409, 25934818, 51869636]

約数ペア:

[(1, 51869636), (2, 25934818), (4, 12967409), (7, 7409948), (13, 3989972), (14, 3704974), (26, 1994986), (28, 1852487), (49, 1058564), (52, 997493), (91, 569996), (98, 529282), (182, 284998), (196, 264641), (364, 142499), (637, 81428), (1274, 40714), (2548, 20357)]