31907764

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{1621}}^1$

素因数の和:1688

約数の個数: 48

約数和(自身を含む): 69032320

約数和(自身を除く): 37124556

約数列:

[1, 2, 4, 7, 14, 19, 28, 37, 38, 74, 76, 133, 148, 259, 266, 518, 532, 703, 1036, 1406, 1621, 2812, 3242, 4921, 6484, 9842, 11347, 19684, 22694, 30799, 45388, 59977, 61598, 119954, 123196, 215593, 239908, 419839, 431186, 839678, 862372, 1139563, 1679356, 2279126, 4558252, 7976941, 15953882, 31907764]

約数ペア:

[(1, 31907764), (2, 15953882), (4, 7976941), (7, 4558252), (14, 2279126), (19, 1679356), (28, 1139563), (37, 862372), (38, 839678), (74, 431186), (76, 419839), (133, 239908), (148, 215593), (259, 123196), (266, 119954), (518, 61598), (532, 59977), (703, 45388), (1036, 30799), (1406, 22694), (1621, 19684), (2812, 11347), (3242, 9842), (4921, 6484)]