40146886

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{181}}^1\times {\mathrm{449}}^1$

素因数の和:664

約数の個数: 32

約数和(自身を含む): 68796000

約数和(自身を除く): 28649114

約数列:

[1, 2, 13, 19, 26, 38, 181, 247, 362, 449, 494, 898, 2353, 3439, 4706, 5837, 6878, 8531, 11674, 17062, 44707, 81269, 89414, 110903, 162538, 221806, 1056497, 1544111, 2112994, 3088222, 20073443, 40146886]

約数ペア:

[(1, 40146886), (2, 20073443), (13, 3088222), (19, 2112994), (26, 1544111), (38, 1056497), (181, 221806), (247, 162538), (362, 110903), (449, 89414), (494, 81269), (898, 44707), (2353, 17062), (3439, 11674), (4706, 8531), (5837, 6878)]