12777728

素因数分解:

$2^8\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1$

素因数の和:143

約数の個数: 72

約数和(自身を含む): 27961920

約数和(自身を除く): 15184192

約数列:

[1, 2, 4, 8, 16, 19, 32, 37, 38, 64, 71, 74, 76, 128, 142, 148, 152, 256, 284, 296, 304, 568, 592, 608, 703, 1136, 1184, 1216, 1349, 1406, 2272, 2368, 2432, 2627, 2698, 2812, 4544, 4736, 4864, 5254, 5396, 5624, 9088, 9472, 10508, 10792, 11248, 18176, 21016, 21584, 22496, 42032, 43168, 44992, 49913, 84064, 86336, 89984, 99826, 168128, 172672, 179968, 199652, 336256, 345344, 399304, 672512, 798608, 1597216, 3194432, 6388864, 12777728]

約数ペア:

[(1, 12777728), (2, 6388864), (4, 3194432), (8, 1597216), (16, 798608), (19, 672512), (32, 399304), (37, 345344), (38, 336256), (64, 199652), (71, 179968), (74, 172672), (76, 168128), (128, 99826), (142, 89984), (148, 86336), (152, 84064), (256, 49913), (284, 44992), (296, 43168), (304, 42032), (568, 22496), (592, 21584), (608, 21016), (703, 18176), (1136, 11248), (1184, 10792), (1216, 10508), (1349, 9472), (1406, 9088), (2272, 5624), (2368, 5396), (2432, 5254), (2627, 4864), (2698, 4736), (2812, 4544)]