31544788

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{389}}^1$

素因数の和:520

約数の個数: 48

約数和(自身を含む): 64209600

約数和(自身を除く): 32664812

約数列:

[1, 2, 4, 11, 19, 22, 38, 44, 76, 97, 194, 209, 388, 389, 418, 778, 836, 1067, 1556, 1843, 2134, 3686, 4268, 4279, 7372, 7391, 8558, 14782, 17116, 20273, 29564, 37733, 40546, 75466, 81092, 81301, 150932, 162602, 325204, 415063, 716927, 830126, 1433854, 1660252, 2867708, 7886197, 15772394, 31544788]

約数ペア:

[(1, 31544788), (2, 15772394), (4, 7886197), (11, 2867708), (19, 1660252), (22, 1433854), (38, 830126), (44, 716927), (76, 415063), (97, 325204), (194, 162602), (209, 150932), (388, 81301), (389, 81092), (418, 75466), (778, 40546), (836, 37733), (1067, 29564), (1556, 20273), (1843, 17116), (2134, 14782), (3686, 8558), (4268, 7391), (4279, 7372)]