19690692

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{13789}}^1$

素因数の和:13820

約数の個数: 48

約数和(自身を含む): 55601280

約数和(自身を除く): 35910588

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 17, 21, 28, 34, 42, 51, 68, 84, 102, 119, 204, 238, 357, 476, 714, 1428, 13789, 27578, 41367, 55156, 82734, 96523, 165468, 193046, 234413, 289569, 386092, 468826, 579138, 703239, 937652, 1158276, 1406478, 1640891, 2812956, 3281782, 4922673, 6563564, 9845346, 19690692]

約数ペア:

[(1, 19690692), (2, 9845346), (3, 6563564), (4, 4922673), (6, 3281782), (7, 2812956), (12, 1640891), (14, 1406478), (17, 1158276), (21, 937652), (28, 703239), (34, 579138), (42, 468826), (51, 386092), (68, 289569), (84, 234413), (102, 193046), (119, 165468), (204, 96523), (238, 82734), (357, 55156), (476, 41367), (714, 27578), (1428, 13789)]