20161024

素因数分解:

$2^9\times {\mathrm{13}}^2\times {\mathrm{233}}^1$

素因数の和:277

約数の個数: 60

約数和(自身を含む): 43806906

約数和(自身を除く): 23645882

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 128, 169, 208, 233, 256, 338, 416, 466, 512, 676, 832, 932, 1352, 1664, 1864, 2704, 3029, 3328, 3728, 5408, 6058, 6656, 7456, 10816, 12116, 14912, 21632, 24232, 29824, 39377, 43264, 48464, 59648, 78754, 86528, 96928, 119296, 157508, 193856, 315016, 387712, 630032, 775424, 1260064, 1550848, 2520128, 5040256, 10080512, 20161024]

約数ペア:

[(1, 20161024), (2, 10080512), (4, 5040256), (8, 2520128), (13, 1550848), (16, 1260064), (26, 775424), (32, 630032), (52, 387712), (64, 315016), (104, 193856), (128, 157508), (169, 119296), (208, 96928), (233, 86528), (256, 78754), (338, 59648), (416, 48464), (466, 43264), (512, 39377), (676, 29824), (832, 24232), (932, 21632), (1352, 14912), (1664, 12116), (1864, 10816), (2704, 7456), (3029, 6656), (3328, 6058), (3728, 5408)]