20199651894

素因数分解:

$2^1\times 3^2\times {\mathrm{31}}^1\times {\mathrm{2887}}^1\times {\mathrm{12539}}^1$

素因数の和:15465

約数の個数: 48

約数和(自身を含む): 45196968960

約数和(自身を除く): 24997317066

約数列:

[1, 2, 3, 6, 9, 18, 31, 62, 93, 186, 279, 558, 2887, 5774, 8661, 12539, 17322, 25078, 25983, 37617, 51966, 75234, 89497, 112851, 178994, 225702, 268491, 388709, 536982, 777418, 805473, 1166127, 1610946, 2332254, 3498381, 6996762, 36200093, 72400186, 108600279, 217200558, 325800837, 651601674, 1122202883, 2244405766, 3366608649, 6733217298, 10099825947, 20199651894]

約数ペア:

[(1, 20199651894), (2, 10099825947), (3, 6733217298), (6, 3366608649), (9, 2244405766), (18, 1122202883), (31, 651601674), (62, 325800837), (93, 217200558), (186, 108600279), (279, 72400186), (558, 36200093), (2887, 6996762), (5774, 3498381), (8661, 2332254), (12539, 1610946), (17322, 1166127), (25078, 805473), (25983, 777418), (37617, 536982), (51966, 388709), (75234, 268491), (89497, 225702), (112851, 178994)]