66637864

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{7187}}^1$

素因数の和:7273

約数の個数: 32

約数和(自身を含む): 133696800

約数和(自身を除く): 67058936

約数列:

[1, 2, 4, 8, 19, 38, 61, 76, 122, 152, 244, 488, 1159, 2318, 4636, 7187, 9272, 14374, 28748, 57496, 136553, 273106, 438407, 546212, 876814, 1092424, 1753628, 3507256, 8329733, 16659466, 33318932, 66637864]

約数ペア:

[(1, 66637864), (2, 33318932), (4, 16659466), (8, 8329733), (19, 3507256), (38, 1753628), (61, 1092424), (76, 876814), (122, 546212), (152, 438407), (244, 273106), (488, 136553), (1159, 57496), (2318, 28748), (4636, 14374), (7187, 9272)]