20235722409

素因数分解:

$3^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{2251}}^1\times {\mathrm{4603}}^1$

素因数の和:6898

約数の個数: 48

約数和(自身を含む): 34505396224

約数和(自身を除く): 14269673815

約数列:

[1, 3, 7, 9, 21, 31, 63, 93, 217, 279, 651, 1953, 2251, 4603, 6753, 13809, 15757, 20259, 32221, 41427, 47271, 69781, 96663, 141813, 142693, 209343, 289989, 428079, 488467, 628029, 998851, 1284237, 1465401, 2996553, 4396203, 8989659, 10361353, 31084059, 72529471, 93252177, 217588413, 321201943, 652765239, 963605829, 2248413601, 2890817487, 6745240803, 20235722409]

約数ペア:

[(1, 20235722409), (3, 6745240803), (7, 2890817487), (9, 2248413601), (21, 963605829), (31, 652765239), (63, 321201943), (93, 217588413), (217, 93252177), (279, 72529471), (651, 31084059), (1953, 10361353), (2251, 8989659), (4603, 4396203), (6753, 2996553), (13809, 1465401), (15757, 1284237), (20259, 998851), (32221, 628029), (41427, 488467), (47271, 428079), (69781, 289989), (96663, 209343), (141813, 142693)]