18729420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{541}}^1\times {\mathrm{577}}^1$

素因数の和:1130

約数の個数: 48

約数和(自身を含む): 52630368

約数和(自身を除く): 33900948

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 541, 577, 1082, 1154, 1623, 1731, 2164, 2308, 2705, 2885, 3246, 3462, 5410, 5770, 6492, 6924, 8115, 8655, 10820, 11540, 16230, 17310, 32460, 34620, 312157, 624314, 936471, 1248628, 1560785, 1872942, 3121570, 3745884, 4682355, 6243140, 9364710, 18729420]

約数ペア:

[(1, 18729420), (2, 9364710), (3, 6243140), (4, 4682355), (5, 3745884), (6, 3121570), (10, 1872942), (12, 1560785), (15, 1248628), (20, 936471), (30, 624314), (60, 312157), (541, 34620), (577, 32460), (1082, 17310), (1154, 16230), (1623, 11540), (1731, 10820), (2164, 8655), (2308, 8115), (2705, 6924), (2885, 6492), (3246, 5770), (3462, 5410)]