31655368

素因数分解:

$2^3\times {\mathrm{19}}^2\times {\mathrm{97}}^1\times {\mathrm{113}}^1$

素因数の和:254

約数の個数: 48

約数和(自身を含む): 63847980

約数和(自身を除く): 32192612

約数列:

[1, 2, 4, 8, 19, 38, 76, 97, 113, 152, 194, 226, 361, 388, 452, 722, 776, 904, 1444, 1843, 2147, 2888, 3686, 4294, 7372, 8588, 10961, 14744, 17176, 21922, 35017, 40793, 43844, 70034, 81586, 87688, 140068, 163172, 208259, 280136, 326344, 416518, 833036, 1666072, 3956921, 7913842, 15827684, 31655368]

約数ペア:

[(1, 31655368), (2, 15827684), (4, 7913842), (8, 3956921), (19, 1666072), (38, 833036), (76, 416518), (97, 326344), (113, 280136), (152, 208259), (194, 163172), (226, 140068), (361, 87688), (388, 81586), (452, 70034), (722, 43844), (776, 40793), (904, 35017), (1444, 21922), (1843, 17176), (2147, 14744), (2888, 10961), (3686, 8588), (4294, 7372)]