399851408

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{2271883}}^1$

素因数の和:2271902

約数の個数: 20

約数和(自身を含む): 845140848

約数和(自身を除く): 445289440

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 2271883, 4543766, 9087532, 18175064, 24990713, 36350128, 49981426, 99962852, 199925704, 399851408]

約数ペア:

[(1, 399851408), (2, 199925704), (4, 99962852), (8, 49981426), (11, 36350128), (16, 24990713), (22, 18175064), (44, 9087532), (88, 4543766), (176, 2271883)]