18456156928

素因数分解:

$2^8\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{123661}}^1$

素因数の和:123741

約数の個数: 72

約数和(自身を含む): 40947950736

約数和(自身を除く): 22491793808

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 53, 64, 88, 106, 128, 176, 212, 256, 352, 424, 583, 704, 848, 1166, 1408, 1696, 2332, 2816, 3392, 4664, 6784, 9328, 13568, 18656, 37312, 74624, 123661, 149248, 247322, 494644, 989288, 1360271, 1978576, 2720542, 3957152, 5441084, 6554033, 7914304, 10882168, 13108066, 15828608, 21764336, 26216132, 31657216, 43528672, 52432264, 72094363, 87057344, 104864528, 144188726, 174114688, 209729056, 288377452, 348229376, 419458112, 576754904, 838916224, 1153509808, 1677832448, 2307019616, 4614039232, 9228078464, 18456156928]

約数ペア:

[(1, 18456156928), (2, 9228078464), (4, 4614039232), (8, 2307019616), (11, 1677832448), (16, 1153509808), (22, 838916224), (32, 576754904), (44, 419458112), (53, 348229376), (64, 288377452), (88, 209729056), (106, 174114688), (128, 144188726), (176, 104864528), (212, 87057344), (256, 72094363), (352, 52432264), (424, 43528672), (583, 31657216), (704, 26216132), (848, 21764336), (1166, 15828608), (1408, 13108066), (1696, 10882168), (2332, 7914304), (2816, 6554033), (3392, 5441084), (4664, 3957152), (6784, 2720542), (9328, 1978576), (13568, 1360271), (18656, 989288), (37312, 494644), (74624, 247322), (123661, 149248)]