20256912

素因数分解:

$2^4\times 3^3\times {\mathrm{13}}^1\times {\mathrm{3607}}^1$

素因数の和:3637

約数の個数: 80

約数和(自身を含む): 62634880

約数和(自身を除く): 42377968

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 27, 36, 39, 48, 52, 54, 72, 78, 104, 108, 117, 144, 156, 208, 216, 234, 312, 351, 432, 468, 624, 702, 936, 1404, 1872, 2808, 3607, 5616, 7214, 10821, 14428, 21642, 28856, 32463, 43284, 46891, 57712, 64926, 86568, 93782, 97389, 129852, 140673, 173136, 187564, 194778, 259704, 281346, 375128, 389556, 422019, 519408, 562692, 750256, 779112, 844038, 1125384, 1266057, 1558224, 1688076, 2250768, 2532114, 3376152, 5064228, 6752304, 10128456, 20256912]

約数ペア:

[(1, 20256912), (2, 10128456), (3, 6752304), (4, 5064228), (6, 3376152), (8, 2532114), (9, 2250768), (12, 1688076), (13, 1558224), (16, 1266057), (18, 1125384), (24, 844038), (26, 779112), (27, 750256), (36, 562692), (39, 519408), (48, 422019), (52, 389556), (54, 375128), (72, 281346), (78, 259704), (104, 194778), (108, 187564), (117, 173136), (144, 140673), (156, 129852), (208, 97389), (216, 93782), (234, 86568), (312, 64926), (351, 57712), (432, 46891), (468, 43284), (624, 32463), (702, 28856), (936, 21642), (1404, 14428), (1872, 10821), (2808, 7214), (3607, 5616)]