20123793344

素因数分解:

$2^6\times {\mathrm{31}}^1\times {\mathrm{227}}^1\times {\mathrm{44683}}^1$

素因数の和:44953

約数の個数: 56

約数和(自身を含む): 41403836928

約数和(自身を除く): 21280043584

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 124, 227, 248, 454, 496, 908, 992, 1816, 1984, 3632, 7037, 7264, 14074, 14528, 28148, 44683, 56296, 89366, 112592, 178732, 225184, 357464, 450368, 714928, 1385173, 1429856, 2770346, 2859712, 5540692, 10143041, 11081384, 20286082, 22162768, 40572164, 44325536, 81144328, 88651072, 162288656, 314434271, 324577312, 628868542, 649154624, 1257737084, 2515474168, 5030948336, 10061896672, 20123793344]

約数ペア:

[(1, 20123793344), (2, 10061896672), (4, 5030948336), (8, 2515474168), (16, 1257737084), (31, 649154624), (32, 628868542), (62, 324577312), (64, 314434271), (124, 162288656), (227, 88651072), (248, 81144328), (454, 44325536), (496, 40572164), (908, 22162768), (992, 20286082), (1816, 11081384), (1984, 10143041), (3632, 5540692), (7037, 2859712), (7264, 2770346), (14074, 1429856), (14528, 1385173), (28148, 714928), (44683, 450368), (56296, 357464), (89366, 225184), (112592, 178732)]