20368896

素因数分解:

$2^9\times 3^1\times {\mathrm{89}}^1\times {\mathrm{149}}^1$

素因数の和:259

約数の個数: 80

約数和(自身を含む): 55242000

約数和(自身を除く): 34873104

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 89, 96, 128, 149, 178, 192, 256, 267, 298, 356, 384, 447, 512, 534, 596, 712, 768, 894, 1068, 1192, 1424, 1536, 1788, 2136, 2384, 2848, 3576, 4272, 4768, 5696, 7152, 8544, 9536, 11392, 13261, 14304, 17088, 19072, 22784, 26522, 28608, 34176, 38144, 39783, 45568, 53044, 57216, 68352, 76288, 79566, 106088, 114432, 136704, 159132, 212176, 228864, 318264, 424352, 636528, 848704, 1273056, 1697408, 2546112, 3394816, 5092224, 6789632, 10184448, 20368896]

約数ペア:

[(1, 20368896), (2, 10184448), (3, 6789632), (4, 5092224), (6, 3394816), (8, 2546112), (12, 1697408), (16, 1273056), (24, 848704), (32, 636528), (48, 424352), (64, 318264), (89, 228864), (96, 212176), (128, 159132), (149, 136704), (178, 114432), (192, 106088), (256, 79566), (267, 76288), (298, 68352), (356, 57216), (384, 53044), (447, 45568), (512, 39783), (534, 38144), (596, 34176), (712, 28608), (768, 26522), (894, 22784), (1068, 19072), (1192, 17088), (1424, 14304), (1536, 13261), (1788, 11392), (2136, 9536), (2384, 8544), (2848, 7152), (3576, 5696), (4272, 4768)]