31587196

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{239}}^1$

素因数の和:346

約数の個数: 48

約数和(自身を含む): 61286400

約数和(自身を除く): 29699204

約数列:

[1, 2, 4, 19, 37, 38, 47, 74, 76, 94, 148, 188, 239, 478, 703, 893, 956, 1406, 1739, 1786, 2812, 3478, 3572, 4541, 6956, 8843, 9082, 11233, 17686, 18164, 22466, 33041, 35372, 44932, 66082, 132164, 168017, 213427, 336034, 415621, 426854, 672068, 831242, 853708, 1662484, 7896799, 15793598, 31587196]

約数ペア:

[(1, 31587196), (2, 15793598), (4, 7896799), (19, 1662484), (37, 853708), (38, 831242), (47, 672068), (74, 426854), (76, 415621), (94, 336034), (148, 213427), (188, 168017), (239, 132164), (478, 66082), (703, 44932), (893, 35372), (956, 33041), (1406, 22466), (1739, 18164), (1786, 17686), (2812, 11233), (3478, 9082), (3572, 8843), (4541, 6956)]