20160949212

素因数分解:

$2^2\times 3^2\times {\mathrm{43}}^1\times {\mathrm{223}}^1\times {\mathrm{58403}}^1$

素因数の和:58679

約数の個数: 72

約数和(自身を含む): 52382313984

約数和(自身を除く): 32221364772

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 43, 86, 129, 172, 223, 258, 387, 446, 516, 669, 774, 892, 1338, 1548, 2007, 2676, 4014, 8028, 9589, 19178, 28767, 38356, 57534, 58403, 86301, 115068, 116806, 172602, 175209, 233612, 345204, 350418, 525627, 700836, 1051254, 2102508, 2511329, 5022658, 7533987, 10045316, 13023869, 15067974, 22601961, 26047738, 30135948, 39071607, 45203922, 52095476, 78143214, 90407844, 117214821, 156286428, 234429642, 468859284, 560026367, 1120052734, 1680079101, 2240105468, 3360158202, 5040237303, 6720316404, 10080474606, 20160949212]

約数ペア:

[(1, 20160949212), (2, 10080474606), (3, 6720316404), (4, 5040237303), (6, 3360158202), (9, 2240105468), (12, 1680079101), (18, 1120052734), (36, 560026367), (43, 468859284), (86, 234429642), (129, 156286428), (172, 117214821), (223, 90407844), (258, 78143214), (387, 52095476), (446, 45203922), (516, 39071607), (669, 30135948), (774, 26047738), (892, 22601961), (1338, 15067974), (1548, 13023869), (2007, 10045316), (2676, 7533987), (4014, 5022658), (8028, 2511329), (9589, 2102508), (19178, 1051254), (28767, 700836), (38356, 525627), (57534, 350418), (58403, 345204), (86301, 233612), (115068, 175209), (116806, 172602)]