20832570

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{1913}}^1$

素因数の和:1948

約数の個数: 72

約数和(自身を含む): 59567508

約数和(自身を除く): 38734938

約数列:

[1, 2, 3, 5, 6, 9, 10, 11, 15, 18, 22, 30, 33, 45, 55, 66, 90, 99, 110, 121, 165, 198, 242, 330, 363, 495, 605, 726, 990, 1089, 1210, 1815, 1913, 2178, 3630, 3826, 5445, 5739, 9565, 10890, 11478, 17217, 19130, 21043, 28695, 34434, 42086, 57390, 63129, 86085, 105215, 126258, 172170, 189387, 210430, 231473, 315645, 378774, 462946, 631290, 694419, 946935, 1157365, 1388838, 1893870, 2083257, 2314730, 3472095, 4166514, 6944190, 10416285, 20832570]

約数ペア:

[(1, 20832570), (2, 10416285), (3, 6944190), (5, 4166514), (6, 3472095), (9, 2314730), (10, 2083257), (11, 1893870), (15, 1388838), (18, 1157365), (22, 946935), (30, 694419), (33, 631290), (45, 462946), (55, 378774), (66, 315645), (90, 231473), (99, 210430), (110, 189387), (121, 172170), (165, 126258), (198, 105215), (242, 86085), (330, 63129), (363, 57390), (495, 42086), (605, 34434), (726, 28695), (990, 21043), (1089, 19130), (1210, 17217), (1815, 11478), (1913, 10890), (2178, 9565), (3630, 5739), (3826, 5445)]