20201552488

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{563}}^1\times {\mathrm{345019}}^1$

素因数の和:345601

約数の個数: 32

約数和(自身を含む): 40864168800

約数和(自身を除く): 20662616312

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 563, 1126, 2252, 4504, 7319, 14638, 29276, 58552, 345019, 690038, 1380076, 2760152, 4485247, 8970494, 17940988, 35881976, 194245697, 388491394, 776982788, 1553965576, 2525194061, 5050388122, 10100776244, 20201552488]

約数ペア:

[(1, 20201552488), (2, 10100776244), (4, 5050388122), (8, 2525194061), (13, 1553965576), (26, 776982788), (52, 388491394), (104, 194245697), (563, 35881976), (1126, 17940988), (2252, 8970494), (4504, 4485247), (7319, 2760152), (14638, 1380076), (29276, 690038), (58552, 345019)]