18969752

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{3373}}^1$

素因数の和:3435

約数の個数: 32

約数和(自身を含む): 38463600

約数和(自身を除く): 19493848

約数列:

[1, 2, 4, 8, 19, 37, 38, 74, 76, 148, 152, 296, 703, 1406, 2812, 3373, 5624, 6746, 13492, 26984, 64087, 124801, 128174, 249602, 256348, 499204, 512696, 998408, 2371219, 4742438, 9484876, 18969752]

約数ペア:

[(1, 18969752), (2, 9484876), (4, 4742438), (8, 2371219), (19, 998408), (37, 512696), (38, 499204), (74, 256348), (76, 249602), (148, 128174), (152, 124801), (296, 64087), (703, 26984), (1406, 13492), (2812, 6746), (3373, 5624)]