19855170

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{220613}}^1$

素因数の和:220626

約数の個数: 24

約数和(自身を含む): 51623676

約数和(自身を除く): 31768506

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 220613, 441226, 661839, 1103065, 1323678, 1985517, 2206130, 3309195, 3971034, 6618390, 9927585, 19855170]

約数ペア:

[(1, 19855170), (2, 9927585), (3, 6618390), (5, 3971034), (6, 3309195), (9, 2206130), (10, 1985517), (15, 1323678), (18, 1103065), (30, 661839), (45, 441226), (90, 220613)]