20407572

素因数分解:

$2^2\times 3^3\times {\mathrm{37}}^1\times {\mathrm{5107}}^1$

素因数の和:5157

約数の個数: 48

約数和(自身を含む): 54349120

約数和(自身を除く): 33941548

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 37, 54, 74, 108, 111, 148, 222, 333, 444, 666, 999, 1332, 1998, 3996, 5107, 10214, 15321, 20428, 30642, 45963, 61284, 91926, 137889, 183852, 188959, 275778, 377918, 551556, 566877, 755836, 1133754, 1700631, 2267508, 3401262, 5101893, 6802524, 10203786, 20407572]

約数ペア:

[(1, 20407572), (2, 10203786), (3, 6802524), (4, 5101893), (6, 3401262), (9, 2267508), (12, 1700631), (18, 1133754), (27, 755836), (36, 566877), (37, 551556), (54, 377918), (74, 275778), (108, 188959), (111, 183852), (148, 137889), (222, 91926), (333, 61284), (444, 45963), (666, 30642), (999, 20428), (1332, 15321), (1998, 10214), (3996, 5107)]