20740464

素因数分解:

$2^4\times 3^2\times {\mathrm{144031}}^1$

素因数の和:144045

約数の個数: 30

約数和(自身を含む): 58044896

約数和(自身を除く): 37304432

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 144031, 288062, 432093, 576124, 864186, 1152248, 1296279, 1728372, 2304496, 2592558, 3456744, 5185116, 6913488, 10370232, 20740464]

約数ペア:

[(1, 20740464), (2, 10370232), (3, 6913488), (4, 5185116), (6, 3456744), (8, 2592558), (9, 2304496), (12, 1728372), (16, 1296279), (18, 1152248), (24, 864186), (36, 576124), (48, 432093), (72, 288062), (144, 144031)]