20135764

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{101}}^1\times {\mathrm{197}}^1$

素因数の和:336

約数の個数: 48

約数和(自身を含む): 40715136

約数和(自身を除く): 20579372

約数列:

[1, 2, 4, 11, 22, 23, 44, 46, 92, 101, 197, 202, 253, 394, 404, 506, 788, 1012, 1111, 2167, 2222, 2323, 4334, 4444, 4531, 4646, 8668, 9062, 9292, 18124, 19897, 25553, 39794, 49841, 51106, 79588, 99682, 102212, 199364, 218867, 437734, 457631, 875468, 915262, 1830524, 5033941, 10067882, 20135764]

約数ペア:

[(1, 20135764), (2, 10067882), (4, 5033941), (11, 1830524), (22, 915262), (23, 875468), (44, 457631), (46, 437734), (92, 218867), (101, 199364), (197, 102212), (202, 99682), (253, 79588), (394, 51106), (404, 49841), (506, 39794), (788, 25553), (1012, 19897), (1111, 18124), (2167, 9292), (2222, 9062), (2323, 8668), (4334, 4646), (4444, 4531)]