20824232

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{167}}^1$

素因数の和:306

約数の個数: 64

約数和(自身を含む): 46569600

約数和(自身を除く): 25745368

約数列:

[1, 2, 4, 8, 11, 13, 22, 26, 44, 52, 88, 104, 109, 143, 167, 218, 286, 334, 436, 572, 668, 872, 1144, 1199, 1336, 1417, 1837, 2171, 2398, 2834, 3674, 4342, 4796, 5668, 7348, 8684, 9592, 11336, 14696, 15587, 17368, 18203, 23881, 31174, 36406, 47762, 62348, 72812, 95524, 124696, 145624, 191048, 200233, 236639, 400466, 473278, 800932, 946556, 1601864, 1893112, 2603029, 5206058, 10412116, 20824232]

約数ペア:

[(1, 20824232), (2, 10412116), (4, 5206058), (8, 2603029), (11, 1893112), (13, 1601864), (22, 946556), (26, 800932), (44, 473278), (52, 400466), (88, 236639), (104, 200233), (109, 191048), (143, 145624), (167, 124696), (218, 95524), (286, 72812), (334, 62348), (436, 47762), (572, 36406), (668, 31174), (872, 23881), (1144, 18203), (1199, 17368), (1336, 15587), (1417, 14696), (1837, 11336), (2171, 9592), (2398, 8684), (2834, 7348), (3674, 5668), (4342, 4796)]