31851524

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{241}}^1$

素因数の和:348

約数の個数: 48

約数和(自身を含む): 61797120

約数和(自身を除く): 29945596

約数列:

[1, 2, 4, 19, 37, 38, 47, 74, 76, 94, 148, 188, 241, 482, 703, 893, 964, 1406, 1739, 1786, 2812, 3478, 3572, 4579, 6956, 8917, 9158, 11327, 17834, 18316, 22654, 33041, 35668, 45308, 66082, 132164, 169423, 215213, 338846, 419099, 430426, 677692, 838198, 860852, 1676396, 7962881, 15925762, 31851524]

約数ペア:

[(1, 31851524), (2, 15925762), (4, 7962881), (19, 1676396), (37, 860852), (38, 838198), (47, 677692), (74, 430426), (76, 419099), (94, 338846), (148, 215213), (188, 169423), (241, 132164), (482, 66082), (703, 45308), (893, 35668), (964, 33041), (1406, 22654), (1739, 18316), (1786, 17834), (2812, 11327), (3478, 9158), (3572, 8917), (4579, 6956)]