20161299328

素因数分解:

$2^7\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{225983}}^1$

素因数の和:226055

約数の個数: 64

約数和(自身を含む): 43565195520

約数和(自身を除く): 23403896192

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 41, 64, 68, 82, 128, 136, 164, 272, 328, 544, 656, 697, 1088, 1312, 1394, 2176, 2624, 2788, 5248, 5576, 11152, 22304, 44608, 89216, 225983, 451966, 903932, 1807864, 3615728, 3841711, 7231456, 7683422, 9265303, 14462912, 15366844, 18530606, 28925824, 30733688, 37061212, 61467376, 74122424, 122934752, 148244848, 157510151, 245869504, 296489696, 315020302, 491739008, 592979392, 630040604, 1185958784, 1260081208, 2520162416, 5040324832, 10080649664, 20161299328]

約数ペア:

[(1, 20161299328), (2, 10080649664), (4, 5040324832), (8, 2520162416), (16, 1260081208), (17, 1185958784), (32, 630040604), (34, 592979392), (41, 491739008), (64, 315020302), (68, 296489696), (82, 245869504), (128, 157510151), (136, 148244848), (164, 122934752), (272, 74122424), (328, 61467376), (544, 37061212), (656, 30733688), (697, 28925824), (1088, 18530606), (1312, 15366844), (1394, 14462912), (2176, 9265303), (2624, 7683422), (2788, 7231456), (5248, 3841711), (5576, 3615728), (11152, 1807864), (22304, 903932), (44608, 451966), (89216, 225983)]