20153929502

素因数分解:

$2^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{2719}}^1\times {\mathrm{7457}}^1$

素因数の和:10256

約数の個数: 32

約数和(自身を含む): 35053793280

約数和(自身を除く): 14899863778

約数列:

[1, 2, 7, 14, 71, 142, 497, 994, 2719, 5438, 7457, 14914, 19033, 38066, 52199, 104398, 193049, 386098, 529447, 1058894, 1351343, 2702686, 3706129, 7412258, 20275583, 40551166, 141929081, 283858162, 1439566393, 2879132786, 10076964751, 20153929502]

約数ペア:

[(1, 20153929502), (2, 10076964751), (7, 2879132786), (14, 1439566393), (71, 283858162), (142, 141929081), (497, 40551166), (994, 20275583), (2719, 7412258), (5438, 3706129), (7457, 2702686), (14914, 1351343), (19033, 1058894), (38066, 529447), (52199, 386098), (104398, 193049)]