20052564

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{67}}^1\times {\mathrm{509}}^1$

素因数の和:597

約数の個数: 72

約数和(自身を含む): 55349280

約数和(自身を除く): 35296716

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 49, 67, 84, 98, 134, 147, 196, 201, 268, 294, 402, 469, 509, 588, 804, 938, 1018, 1407, 1527, 1876, 2036, 2814, 3054, 3283, 3563, 5628, 6108, 6566, 7126, 9849, 10689, 13132, 14252, 19698, 21378, 24941, 34103, 39396, 42756, 49882, 68206, 74823, 99764, 102309, 136412, 149646, 204618, 238721, 299292, 409236, 477442, 716163, 954884, 1432326, 1671047, 2864652, 3342094, 5013141, 6684188, 10026282, 20052564]

約数ペア:

[(1, 20052564), (2, 10026282), (3, 6684188), (4, 5013141), (6, 3342094), (7, 2864652), (12, 1671047), (14, 1432326), (21, 954884), (28, 716163), (42, 477442), (49, 409236), (67, 299292), (84, 238721), (98, 204618), (134, 149646), (147, 136412), (196, 102309), (201, 99764), (268, 74823), (294, 68206), (402, 49882), (469, 42756), (509, 39396), (588, 34103), (804, 24941), (938, 21378), (1018, 19698), (1407, 14252), (1527, 13132), (1876, 10689), (2036, 9849), (2814, 7126), (3054, 6566), (3283, 6108), (3563, 5628)]