20403396

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{43597}}^1$

素因数の和:43620

約数の個数: 36

約数和(自身を含む): 55543852

約数和(自身を除く): 35140456

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 156, 234, 468, 43597, 87194, 130791, 174388, 261582, 392373, 523164, 566761, 784746, 1133522, 1569492, 1700283, 2267044, 3400566, 5100849, 6801132, 10201698, 20403396]

約数ペア:

[(1, 20403396), (2, 10201698), (3, 6801132), (4, 5100849), (6, 3400566), (9, 2267044), (12, 1700283), (13, 1569492), (18, 1133522), (26, 784746), (36, 566761), (39, 523164), (52, 392373), (78, 261582), (117, 174388), (156, 130791), (234, 87194), (468, 43597)]