19786144

素因数分解:

$2^5\times 7^1\times {\mathrm{19}}^1\times {\mathrm{4649}}^1$

素因数の和:4685

約数の個数: 48

約数和(自身を含む): 46872000

約数和(自身を除く): 27085856

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 32, 38, 56, 76, 112, 133, 152, 224, 266, 304, 532, 608, 1064, 2128, 4256, 4649, 9298, 18596, 32543, 37192, 65086, 74384, 88331, 130172, 148768, 176662, 260344, 353324, 520688, 618317, 706648, 1041376, 1236634, 1413296, 2473268, 2826592, 4946536, 9893072, 19786144]

約数ペア:

[(1, 19786144), (2, 9893072), (4, 4946536), (7, 2826592), (8, 2473268), (14, 1413296), (16, 1236634), (19, 1041376), (28, 706648), (32, 618317), (38, 520688), (56, 353324), (76, 260344), (112, 176662), (133, 148768), (152, 130172), (224, 88331), (266, 74384), (304, 65086), (532, 37192), (608, 32543), (1064, 18596), (2128, 9298), (4256, 4649)]