1815696896

素因数分解:

$2^9\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{5147}}^1$

素因数の和:5231

約数の個数: 80

約数和(自身を含む): 3981401424

約数和(自身を除く): 2165704528

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 53, 64, 104, 106, 128, 208, 212, 256, 416, 424, 512, 689, 832, 848, 1378, 1664, 1696, 2756, 3328, 3392, 5147, 5512, 6656, 6784, 10294, 11024, 13568, 20588, 22048, 27136, 41176, 44096, 66911, 82352, 88192, 133822, 164704, 176384, 267644, 272791, 329408, 352768, 535288, 545582, 658816, 1070576, 1091164, 1317632, 2141152, 2182328, 2635264, 3546283, 4282304, 4364656, 7092566, 8564608, 8729312, 14185132, 17129216, 17458624, 28370264, 34258432, 34917248, 56740528, 69834496, 113481056, 139668992, 226962112, 453924224, 907848448, 1815696896]

約数ペア:

[(1, 1815696896), (2, 907848448), (4, 453924224), (8, 226962112), (13, 139668992), (16, 113481056), (26, 69834496), (32, 56740528), (52, 34917248), (53, 34258432), (64, 28370264), (104, 17458624), (106, 17129216), (128, 14185132), (208, 8729312), (212, 8564608), (256, 7092566), (416, 4364656), (424, 4282304), (512, 3546283), (689, 2635264), (832, 2182328), (848, 2141152), (1378, 1317632), (1664, 1091164), (1696, 1070576), (2756, 658816), (3328, 545582), (3392, 535288), (5147, 352768), (5512, 329408), (6656, 272791), (6784, 267644), (10294, 176384), (11024, 164704), (13568, 133822), (20588, 88192), (22048, 82352), (27136, 66911), (41176, 44096)]