31900008

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{189881}}^1$

素因数の和:189897

約数の個数: 32

約数和(自身を含む): 91143360

約数和(自身を除く): 59243352

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 84, 168, 189881, 379762, 569643, 759524, 1139286, 1329167, 1519048, 2278572, 2658334, 3987501, 4557144, 5316668, 7975002, 10633336, 15950004, 31900008]

約数ペア:

[(1, 31900008), (2, 15950004), (3, 10633336), (4, 7975002), (6, 5316668), (7, 4557144), (8, 3987501), (12, 2658334), (14, 2278572), (21, 1519048), (24, 1329167), (28, 1139286), (42, 759524), (56, 569643), (84, 379762), (168, 189881)]