19944210

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{4649}}^1$

素因数の和:4683

約数の個数: 64

約数和(自身を含む): 56246400

約数和(自身を除く): 36302190

約数列:

[1, 2, 3, 5, 6, 10, 11, 13, 15, 22, 26, 30, 33, 39, 55, 65, 66, 78, 110, 130, 143, 165, 195, 286, 330, 390, 429, 715, 858, 1430, 2145, 4290, 4649, 9298, 13947, 23245, 27894, 46490, 51139, 60437, 69735, 102278, 120874, 139470, 153417, 181311, 255695, 302185, 306834, 362622, 511390, 604370, 664807, 767085, 906555, 1329614, 1534170, 1813110, 1994421, 3324035, 3988842, 6648070, 9972105, 19944210]

約数ペア:

[(1, 19944210), (2, 9972105), (3, 6648070), (5, 3988842), (6, 3324035), (10, 1994421), (11, 1813110), (13, 1534170), (15, 1329614), (22, 906555), (26, 767085), (30, 664807), (33, 604370), (39, 511390), (55, 362622), (65, 306834), (66, 302185), (78, 255695), (110, 181311), (130, 153417), (143, 139470), (165, 120874), (195, 102278), (286, 69735), (330, 60437), (390, 51139), (429, 46490), (715, 27894), (858, 23245), (1430, 13947), (2145, 9298), (4290, 4649)]