20165970

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{1153}}^1$

素因数の和:1227

約数の個数: 64

約数和(自身を含む): 53841024

約数和(自身を除く): 33675054

約数列:

[1, 2, 3, 5, 6, 10, 11, 15, 22, 30, 33, 53, 55, 66, 106, 110, 159, 165, 265, 318, 330, 530, 583, 795, 1153, 1166, 1590, 1749, 2306, 2915, 3459, 3498, 5765, 5830, 6918, 8745, 11530, 12683, 17295, 17490, 25366, 34590, 38049, 61109, 63415, 76098, 122218, 126830, 183327, 190245, 305545, 366654, 380490, 611090, 672199, 916635, 1344398, 1833270, 2016597, 3360995, 4033194, 6721990, 10082985, 20165970]

約数ペア:

[(1, 20165970), (2, 10082985), (3, 6721990), (5, 4033194), (6, 3360995), (10, 2016597), (11, 1833270), (15, 1344398), (22, 916635), (30, 672199), (33, 611090), (53, 380490), (55, 366654), (66, 305545), (106, 190245), (110, 183327), (159, 126830), (165, 122218), (265, 76098), (318, 63415), (330, 61109), (530, 38049), (583, 34590), (795, 25366), (1153, 17490), (1166, 17295), (1590, 12683), (1749, 11530), (2306, 8745), (2915, 6918), (3459, 5830), (3498, 5765)]