38681990

素因数分解:

$2^1\times 5^1\times {\mathrm{101}}^1\times {\mathrm{38299}}^1$

素因数の和:38407

約数の個数: 16

約数和(自身を含む): 70318800

約数和(自身を除く): 31636810

約数列:

[1, 2, 5, 10, 101, 202, 505, 1010, 38299, 76598, 191495, 382990, 3868199, 7736398, 19340995, 38681990]

約数ペア:

[(1, 38681990), (2, 19340995), (5, 7736398), (10, 3868199), (101, 382990), (202, 191495), (505, 76598), (1010, 38299)]