20347813528

素因数分解:

$2^3\times 7^1\times {\mathrm{1871}}^1\times {\mathrm{194203}}^1$

素因数の和:196087

約数の個数: 32

約数和(自身を含む): 43625986560

約数和(自身を除く): 23278173032

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 1871, 3742, 7484, 13097, 14968, 26194, 52388, 104776, 194203, 388406, 776812, 1359421, 1553624, 2718842, 5437684, 10875368, 363353813, 726707626, 1453415252, 2543476691, 2906830504, 5086953382, 10173906764, 20347813528]

約数ペア:

[(1, 20347813528), (2, 10173906764), (4, 5086953382), (7, 2906830504), (8, 2543476691), (14, 1453415252), (28, 726707626), (56, 363353813), (1871, 10875368), (3742, 5437684), (7484, 2718842), (13097, 1553624), (14968, 1359421), (26194, 776812), (52388, 388406), (104776, 194203)]