20145996

素因数分解:

$2^2\times 3^4\times {\mathrm{13}}^1\times {\mathrm{4783}}^1$

素因数の和:4812

約数の個数: 60

約数和(自身を含む): 56728672

約数和(自身を除く): 36582676

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 27, 36, 39, 52, 54, 78, 81, 108, 117, 156, 162, 234, 324, 351, 468, 702, 1053, 1404, 2106, 4212, 4783, 9566, 14349, 19132, 28698, 43047, 57396, 62179, 86094, 124358, 129141, 172188, 186537, 248716, 258282, 373074, 387423, 516564, 559611, 746148, 774846, 1119222, 1549692, 1678833, 2238444, 3357666, 5036499, 6715332, 10072998, 20145996]

約数ペア:

[(1, 20145996), (2, 10072998), (3, 6715332), (4, 5036499), (6, 3357666), (9, 2238444), (12, 1678833), (13, 1549692), (18, 1119222), (26, 774846), (27, 746148), (36, 559611), (39, 516564), (52, 387423), (54, 373074), (78, 258282), (81, 248716), (108, 186537), (117, 172188), (156, 129141), (162, 124358), (234, 86094), (324, 62179), (351, 57396), (468, 43047), (702, 28698), (1053, 19132), (1404, 14349), (2106, 9566), (4212, 4783)]