20176080771

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{967}}^1\times {\mathrm{2203}}^1$

素因数の和:3232

約数の個数: 64

約数和(自身を含む): 34408636416

約数和(自身を除く): 14232555645

約数列:

[1, 3, 7, 11, 21, 33, 41, 77, 123, 231, 287, 451, 861, 967, 1353, 2203, 2901, 3157, 6609, 6769, 9471, 10637, 15421, 20307, 24233, 31911, 39647, 46263, 72699, 74459, 90323, 118941, 169631, 223377, 270969, 277529, 436117, 508893, 632261, 832587, 993553, 1308351, 1896783, 2130301, 2980659, 3052819, 6390903, 6954871, 9158457, 14912107, 20864613, 23433311, 44736321, 70299933, 87342341, 164033177, 262027023, 492099531, 611396387, 960765751, 1834189161, 2882297253, 6725360257, 20176080771]

約数ペア:

[(1, 20176080771), (3, 6725360257), (7, 2882297253), (11, 1834189161), (21, 960765751), (33, 611396387), (41, 492099531), (77, 262027023), (123, 164033177), (231, 87342341), (287, 70299933), (451, 44736321), (861, 23433311), (967, 20864613), (1353, 14912107), (2203, 9158457), (2901, 6954871), (3157, 6390903), (6609, 3052819), (6769, 2980659), (9471, 2130301), (10637, 1896783), (15421, 1308351), (20307, 993553), (24233, 832587), (31911, 632261), (39647, 508893), (46263, 436117), (72699, 277529), (74459, 270969), (90323, 223377), (118941, 169631)]