19857312

素因数分解:

$2^5\times 3^4\times {\mathrm{47}}^1\times {\mathrm{163}}^1$

素因数の和:232

約数の個数: 120

約数和(自身を含む): 60008256

約数和(自身を除く): 40150944

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 47, 48, 54, 72, 81, 94, 96, 108, 141, 144, 162, 163, 188, 216, 282, 288, 324, 326, 376, 423, 432, 489, 564, 648, 652, 752, 846, 864, 978, 1128, 1269, 1296, 1304, 1467, 1504, 1692, 1956, 2256, 2538, 2592, 2608, 2934, 3384, 3807, 3912, 4401, 4512, 5076, 5216, 5868, 6768, 7614, 7661, 7824, 8802, 10152, 11736, 13203, 13536, 15228, 15322, 15648, 17604, 20304, 22983, 23472, 26406, 30456, 30644, 35208, 40608, 45966, 46944, 52812, 60912, 61288, 68949, 70416, 91932, 105624, 121824, 122576, 137898, 140832, 183864, 206847, 211248, 245152, 275796, 367728, 413694, 422496, 551592, 620541, 735456, 827388, 1103184, 1241082, 1654776, 2206368, 2482164, 3309552, 4964328, 6619104, 9928656, 19857312]

約数ペア:

[(1, 19857312), (2, 9928656), (3, 6619104), (4, 4964328), (6, 3309552), (8, 2482164), (9, 2206368), (12, 1654776), (16, 1241082), (18, 1103184), (24, 827388), (27, 735456), (32, 620541), (36, 551592), (47, 422496), (48, 413694), (54, 367728), (72, 275796), (81, 245152), (94, 211248), (96, 206847), (108, 183864), (141, 140832), (144, 137898), (162, 122576), (163, 121824), (188, 105624), (216, 91932), (282, 70416), (288, 68949), (324, 61288), (326, 60912), (376, 52812), (423, 46944), (432, 45966), (489, 40608), (564, 35208), (648, 30644), (652, 30456), (752, 26406), (846, 23472), (864, 22983), (978, 20304), (1128, 17604), (1269, 15648), (1296, 15322), (1304, 15228), (1467, 13536), (1504, 13203), (1692, 11736), (1956, 10152), (2256, 8802), (2538, 7824), (2592, 7661), (2608, 7614), (2934, 6768), (3384, 5868), (3807, 5216), (3912, 5076), (4401, 4512)]