18357260

素因数分解:

$2^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{59}}^1\times {\mathrm{331}}^1$

素因数の和:446

約数の個数: 48

約数和(自身を含む): 40158720

約数和(自身を除く): 21801460

約数列:

[1, 2, 4, 5, 10, 20, 47, 59, 94, 118, 188, 235, 236, 295, 331, 470, 590, 662, 940, 1180, 1324, 1655, 2773, 3310, 5546, 6620, 11092, 13865, 15557, 19529, 27730, 31114, 39058, 55460, 62228, 77785, 78116, 97645, 155570, 195290, 311140, 390580, 917863, 1835726, 3671452, 4589315, 9178630, 18357260]

約数ペア:

[(1, 18357260), (2, 9178630), (4, 4589315), (5, 3671452), (10, 1835726), (20, 917863), (47, 390580), (59, 311140), (94, 195290), (118, 155570), (188, 97645), (235, 78116), (236, 77785), (295, 62228), (331, 55460), (470, 39058), (590, 31114), (662, 27730), (940, 19529), (1180, 15557), (1324, 13865), (1655, 11092), (2773, 6620), (3310, 5546)]