20104968

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{64439}}^1$

素因数の和:64461

約数の個数: 32

約数和(自身を含む): 54129600

約数和(自身を除く): 34024632

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 104, 156, 312, 64439, 128878, 193317, 257756, 386634, 515512, 773268, 837707, 1546536, 1675414, 2513121, 3350828, 5026242, 6701656, 10052484, 20104968]

約数ペア:

[(1, 20104968), (2, 10052484), (3, 6701656), (4, 5026242), (6, 3350828), (8, 2513121), (12, 1675414), (13, 1546536), (24, 837707), (26, 773268), (39, 515512), (52, 386634), (78, 257756), (104, 193317), (156, 128878), (312, 64439)]