19743152

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{8629}}^1$

素因数の和:8661

約数の個数: 40

約数和(自身を含む): 44945040

約数和(自身を除く): 25201888

約数列:

[1, 2, 4, 8, 11, 13, 16, 22, 26, 44, 52, 88, 104, 143, 176, 208, 286, 572, 1144, 2288, 8629, 17258, 34516, 69032, 94919, 112177, 138064, 189838, 224354, 379676, 448708, 759352, 897416, 1233947, 1518704, 1794832, 2467894, 4935788, 9871576, 19743152]

約数ペア:

[(1, 19743152), (2, 9871576), (4, 4935788), (8, 2467894), (11, 1794832), (13, 1518704), (16, 1233947), (22, 897416), (26, 759352), (44, 448708), (52, 379676), (88, 224354), (104, 189838), (143, 138064), (176, 112177), (208, 94919), (286, 69032), (572, 34516), (1144, 17258), (2288, 8629)]