1621611808

素因数分解:

$2^5\times {\mathrm{139}}^1\times {\mathrm{364571}}^1$

素因数の和:364720

約数の個数: 24

約数和(自身を含む): 3215525040

約数和(自身を除く): 1593913232

約数列:

[1, 2, 4, 8, 16, 32, 139, 278, 556, 1112, 2224, 4448, 364571, 729142, 1458284, 2916568, 5833136, 11666272, 50675369, 101350738, 202701476, 405402952, 810805904, 1621611808]

約数ペア:

[(1, 1621611808), (2, 810805904), (4, 405402952), (8, 202701476), (16, 101350738), (32, 50675369), (139, 11666272), (278, 5833136), (556, 2916568), (1112, 1458284), (2224, 729142), (4448, 364571)]