18406802008

素因数分解:

$2^3\times 7^1\times {\mathrm{1051}}^1\times {\mathrm{312743}}^1$

素因数の和:313807

約数の個数: 32

約数和(自身を含む): 39480802560

約数和(自身を除く): 21074000552

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 1051, 2102, 4204, 7357, 8408, 14714, 29428, 58856, 312743, 625486, 1250972, 2189201, 2501944, 4378402, 8756804, 17513608, 328692893, 657385786, 1314771572, 2300850251, 2629543144, 4601700502, 9203401004, 18406802008]

約数ペア:

[(1, 18406802008), (2, 9203401004), (4, 4601700502), (7, 2629543144), (8, 2300850251), (14, 1314771572), (28, 657385786), (56, 328692893), (1051, 17513608), (2102, 8756804), (4204, 4378402), (7357, 2501944), (8408, 2189201), (14714, 1250972), (29428, 625486), (58856, 312743)]