18456460

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{1951}}^1$

素因数の和:2014

約数の個数: 48

約数和(自身を含む): 43287552

約数和(自身を除く): 24831092

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 43, 44, 55, 86, 110, 172, 215, 220, 430, 473, 860, 946, 1892, 1951, 2365, 3902, 4730, 7804, 9460, 9755, 19510, 21461, 39020, 42922, 83893, 85844, 107305, 167786, 214610, 335572, 419465, 429220, 838930, 922823, 1677860, 1845646, 3691292, 4614115, 9228230, 18456460]

約数ペア:

[(1, 18456460), (2, 9228230), (4, 4614115), (5, 3691292), (10, 1845646), (11, 1677860), (20, 922823), (22, 838930), (43, 429220), (44, 419465), (55, 335572), (86, 214610), (110, 167786), (172, 107305), (215, 85844), (220, 83893), (430, 42922), (473, 39020), (860, 21461), (946, 19510), (1892, 9755), (1951, 9460), (2365, 7804), (3902, 4730)]