20840352

素因数分解:

$2^5\times 3^1\times {\mathrm{13}}^1\times {\mathrm{16699}}^1$

素因数の和:16725

約数の個数: 48

約数和(自身を含む): 58917600

約数和(自身を除く): 38077248

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 32, 39, 48, 52, 78, 96, 104, 156, 208, 312, 416, 624, 1248, 16699, 33398, 50097, 66796, 100194, 133592, 200388, 217087, 267184, 400776, 434174, 534368, 651261, 801552, 868348, 1302522, 1603104, 1736696, 2605044, 3473392, 5210088, 6946784, 10420176, 20840352]

約数ペア:

[(1, 20840352), (2, 10420176), (3, 6946784), (4, 5210088), (6, 3473392), (8, 2605044), (12, 1736696), (13, 1603104), (16, 1302522), (24, 868348), (26, 801552), (32, 651261), (39, 534368), (48, 434174), (52, 400776), (78, 267184), (96, 217087), (104, 200388), (156, 133592), (208, 100194), (312, 66796), (416, 50097), (624, 33398), (1248, 16699)]