20355392

素因数分解:

$2^6\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{353}}^1$

素因数の和:435

約数の個数: 56

約数和(自身を含む): 43699176

約数和(自身を除く): 23343784

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 53, 64, 68, 106, 136, 212, 272, 353, 424, 544, 706, 848, 901, 1088, 1412, 1696, 1802, 2824, 3392, 3604, 5648, 6001, 7208, 11296, 12002, 14416, 18709, 22592, 24004, 28832, 37418, 48008, 57664, 74836, 96016, 149672, 192032, 299344, 318053, 384064, 598688, 636106, 1197376, 1272212, 2544424, 5088848, 10177696, 20355392]

約数ペア:

[(1, 20355392), (2, 10177696), (4, 5088848), (8, 2544424), (16, 1272212), (17, 1197376), (32, 636106), (34, 598688), (53, 384064), (64, 318053), (68, 299344), (106, 192032), (136, 149672), (212, 96016), (272, 74836), (353, 57664), (424, 48008), (544, 37418), (706, 28832), (848, 24004), (901, 22592), (1088, 18709), (1412, 14416), (1696, 12002), (1802, 11296), (2824, 7208), (3392, 6001), (3604, 5648)]