20161176470

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{107}}^1\times {\mathrm{409}}^1\times {\mathrm{2003}}^1$

素因数の和:2549

約数の個数: 64

約数和(自身を含む): 38334435840

約数和(自身を除く): 18173259370

約数列:

[1, 2, 5, 10, 23, 46, 107, 115, 214, 230, 409, 535, 818, 1070, 2003, 2045, 2461, 4006, 4090, 4922, 9407, 10015, 12305, 18814, 20030, 24610, 43763, 46069, 47035, 87526, 92138, 94070, 214321, 218815, 230345, 428642, 437630, 460690, 819227, 1006549, 1071605, 1638454, 2013098, 2143210, 4096135, 4929383, 5032745, 8192270, 9858766, 10065490, 18842221, 24646915, 37684442, 49293830, 87657289, 94211105, 175314578, 188422210, 438286445, 876572890, 2016117647, 4032235294, 10080588235, 20161176470]

約数ペア:

[(1, 20161176470), (2, 10080588235), (5, 4032235294), (10, 2016117647), (23, 876572890), (46, 438286445), (107, 188422210), (115, 175314578), (214, 94211105), (230, 87657289), (409, 49293830), (535, 37684442), (818, 24646915), (1070, 18842221), (2003, 10065490), (2045, 9858766), (2461, 8192270), (4006, 5032745), (4090, 4929383), (4922, 4096135), (9407, 2143210), (10015, 2013098), (12305, 1638454), (18814, 1071605), (20030, 1006549), (24610, 819227), (43763, 460690), (46069, 437630), (47035, 428642), (87526, 230345), (92138, 218815), (94070, 214321)]