12433720

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23911}}^1$

素因数の和:23935

約数の個数: 32

約数和(自身を含む): 30129120

約数和(自身を除く): 17695400

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 23911, 47822, 95644, 119555, 191288, 239110, 310843, 478220, 621686, 956440, 1243372, 1554215, 2486744, 3108430, 6216860, 12433720]

約数ペア:

[(1, 12433720), (2, 6216860), (4, 3108430), (5, 2486744), (8, 1554215), (10, 1243372), (13, 956440), (20, 621686), (26, 478220), (40, 310843), (52, 239110), (65, 191288), (104, 119555), (130, 95644), (260, 47822), (520, 23911)]