20509512

素因数分解:

$2^3\times 3^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{1097}}^1$

素因数の和:1166

約数の個数: 64

約数和(自身を含む): 55339200

約数和(自身を除く): 34829688

約数列:

[1, 2, 3, 4, 6, 8, 12, 19, 24, 38, 41, 57, 76, 82, 114, 123, 152, 164, 228, 246, 328, 456, 492, 779, 984, 1097, 1558, 2194, 2337, 3116, 3291, 4388, 4674, 6232, 6582, 8776, 9348, 13164, 18696, 20843, 26328, 41686, 44977, 62529, 83372, 89954, 125058, 134931, 166744, 179908, 250116, 269862, 359816, 500232, 539724, 854563, 1079448, 1709126, 2563689, 3418252, 5127378, 6836504, 10254756, 20509512]

約数ペア:

[(1, 20509512), (2, 10254756), (3, 6836504), (4, 5127378), (6, 3418252), (8, 2563689), (12, 1709126), (19, 1079448), (24, 854563), (38, 539724), (41, 500232), (57, 359816), (76, 269862), (82, 250116), (114, 179908), (123, 166744), (152, 134931), (164, 125058), (228, 89954), (246, 83372), (328, 62529), (456, 44977), (492, 41686), (779, 26328), (984, 20843), (1097, 18696), (1558, 13164), (2194, 9348), (2337, 8776), (3116, 6582), (3291, 6232), (4388, 4674)]