20774988

素因数分解:

$2^2\times 3^3\times {\mathrm{13}}^1\times {\mathrm{14797}}^1$

素因数の和:14823

約数の個数: 48

約数和(自身を含む): 58008160

約数和(自身を除く): 37233172

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 27, 36, 39, 52, 54, 78, 108, 117, 156, 234, 351, 468, 702, 1404, 14797, 29594, 44391, 59188, 88782, 133173, 177564, 192361, 266346, 384722, 399519, 532692, 577083, 769444, 799038, 1154166, 1598076, 1731249, 2308332, 3462498, 5193747, 6924996, 10387494, 20774988]

約数ペア:

[(1, 20774988), (2, 10387494), (3, 6924996), (4, 5193747), (6, 3462498), (9, 2308332), (12, 1731249), (13, 1598076), (18, 1154166), (26, 799038), (27, 769444), (36, 577083), (39, 532692), (52, 399519), (54, 384722), (78, 266346), (108, 192361), (117, 177564), (156, 133173), (234, 88782), (351, 59188), (468, 44391), (702, 29594), (1404, 14797)]