20792250855

素因数分解:

$3^4\times 5^1\times {\mathrm{109}}^1\times {\mathrm{470999}}^1$

素因数の和:471125

約数の個数: 40

約数和(自身を含む): 37614060000

約数和(自身を除く): 16821809145

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 109, 135, 327, 405, 545, 981, 1635, 2943, 4905, 8829, 14715, 44145, 470999, 1412997, 2354995, 4238991, 7064985, 12716973, 21194955, 38150919, 51338891, 63584865, 154016673, 190754595, 256694455, 462050019, 770083365, 1386150057, 2310250095, 4158450171, 6930750285, 20792250855]

約数ペア:

[(1, 20792250855), (3, 6930750285), (5, 4158450171), (9, 2310250095), (15, 1386150057), (27, 770083365), (45, 462050019), (81, 256694455), (109, 190754595), (135, 154016673), (327, 63584865), (405, 51338891), (545, 38150919), (981, 21194955), (1635, 12716973), (2943, 7064985), (4905, 4238991), (8829, 2354995), (14715, 1412997), (44145, 470999)]