25245718

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{739}}^1$

素因数の和:820

約数の個数: 32

約数和(自身を含む): 42624000

約数和(自身を除く): 17378282

約数列:

[1, 2, 19, 29, 31, 38, 58, 62, 551, 589, 739, 899, 1102, 1178, 1478, 1798, 14041, 17081, 21431, 22909, 28082, 34162, 42862, 45818, 407189, 435271, 664361, 814378, 870542, 1328722, 12622859, 25245718]

約数ペア:

[(1, 25245718), (2, 12622859), (19, 1328722), (29, 870542), (31, 814378), (38, 664361), (58, 435271), (62, 407189), (551, 45818), (589, 42862), (739, 34162), (899, 28082), (1102, 22909), (1178, 21431), (1478, 17081), (1798, 14041)]