31503056

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{311}}^1\times {\mathrm{487}}^1$

素因数の和:819

約数の個数: 40

約数和(自身を含む): 66079104

約数和(自身を除く): 34576048

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 311, 487, 622, 974, 1244, 1948, 2488, 3896, 4043, 4976, 6331, 7792, 8086, 12662, 16172, 25324, 32344, 50648, 64688, 101296, 151457, 302914, 605828, 1211656, 1968941, 2423312, 3937882, 7875764, 15751528, 31503056]

約数ペア:

[(1, 31503056), (2, 15751528), (4, 7875764), (8, 3937882), (13, 2423312), (16, 1968941), (26, 1211656), (52, 605828), (104, 302914), (208, 151457), (311, 101296), (487, 64688), (622, 50648), (974, 32344), (1244, 25324), (1948, 16172), (2488, 12662), (3896, 8086), (4043, 7792), (4976, 6331)]