20410572

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{18691}}^1$

素因数の和:18718

約数の個数: 48

約数和(自身を含む): 58618112

約数和(自身を除く): 38207540

約数列:

[1, 2, 3, 4, 6, 7, 12, 13, 14, 21, 26, 28, 39, 42, 52, 78, 84, 91, 156, 182, 273, 364, 546, 1092, 18691, 37382, 56073, 74764, 112146, 130837, 224292, 242983, 261674, 392511, 485966, 523348, 728949, 785022, 971932, 1457898, 1570044, 1700881, 2915796, 3401762, 5102643, 6803524, 10205286, 20410572]

約数ペア:

[(1, 20410572), (2, 10205286), (3, 6803524), (4, 5102643), (6, 3401762), (7, 2915796), (12, 1700881), (13, 1570044), (14, 1457898), (21, 971932), (26, 785022), (28, 728949), (39, 523348), (42, 485966), (52, 392511), (78, 261674), (84, 242983), (91, 224292), (156, 130837), (182, 112146), (273, 74764), (364, 56073), (546, 37382), (1092, 18691)]