18033340

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{1613}}^1$

素因数の和:1678

約数の個数: 48

約数和(自身を含む): 41757408

約数和(自身を除く): 23724068

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 43, 52, 65, 86, 130, 172, 215, 260, 430, 559, 860, 1118, 1613, 2236, 2795, 3226, 5590, 6452, 8065, 11180, 16130, 20969, 32260, 41938, 69359, 83876, 104845, 138718, 209690, 277436, 346795, 419380, 693590, 901667, 1387180, 1803334, 3606668, 4508335, 9016670, 18033340]

約数ペア:

[(1, 18033340), (2, 9016670), (4, 4508335), (5, 3606668), (10, 1803334), (13, 1387180), (20, 901667), (26, 693590), (43, 419380), (52, 346795), (65, 277436), (86, 209690), (130, 138718), (172, 104845), (215, 83876), (260, 69359), (430, 41938), (559, 32260), (860, 20969), (1118, 16130), (1613, 11180), (2236, 8065), (2795, 6452), (3226, 5590)]