208206788

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{1319}}^1$

素因数の和:1440

約数の個数: 48

約数和(自身を含む): 402124800

約数和(自身を除く): 193918012

約数列:

[1, 2, 4, 19, 31, 38, 62, 67, 76, 124, 134, 268, 589, 1178, 1273, 1319, 2077, 2356, 2546, 2638, 4154, 5092, 5276, 8308, 25061, 39463, 40889, 50122, 78926, 81778, 88373, 100244, 157852, 163556, 176746, 353492, 776891, 1553782, 1679087, 2739563, 3107564, 3358174, 5479126, 6716348, 10958252, 52051697, 104103394, 208206788]

約数ペア:

[(1, 208206788), (2, 104103394), (4, 52051697), (19, 10958252), (31, 6716348), (38, 5479126), (62, 3358174), (67, 3107564), (76, 2739563), (124, 1679087), (134, 1553782), (268, 776891), (589, 353492), (1178, 176746), (1273, 163556), (1319, 157852), (2077, 100244), (2356, 88373), (2546, 81778), (2638, 78926), (4154, 50122), (5092, 40889), (5276, 39463), (8308, 25061)]