20535072

素因数分解:

$2^5\times 3^1\times {\mathrm{409}}^1\times {\mathrm{523}}^1$

素因数の和:945

約数の個数: 48

約数和(自身を含む): 54139680

約数和(自身を除く): 33604608

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 96, 409, 523, 818, 1046, 1227, 1569, 1636, 2092, 2454, 3138, 3272, 4184, 4908, 6276, 6544, 8368, 9816, 12552, 13088, 16736, 19632, 25104, 39264, 50208, 213907, 427814, 641721, 855628, 1283442, 1711256, 2566884, 3422512, 5133768, 6845024, 10267536, 20535072]

約数ペア:

[(1, 20535072), (2, 10267536), (3, 6845024), (4, 5133768), (6, 3422512), (8, 2566884), (12, 1711256), (16, 1283442), (24, 855628), (32, 641721), (48, 427814), (96, 213907), (409, 50208), (523, 39264), (818, 25104), (1046, 19632), (1227, 16736), (1569, 13088), (1636, 12552), (2092, 9816), (2454, 8368), (3138, 6544), (3272, 6276), (4184, 4908)]