18877230

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{137}}^1\times {\mathrm{1531}}^1$

素因数の和:1681

約数の個数: 48

約数和(自身を含む): 49471344

約数和(自身を除く): 30594114

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 137, 274, 411, 685, 822, 1233, 1370, 1531, 2055, 2466, 3062, 4110, 4593, 6165, 7655, 9186, 12330, 13779, 15310, 22965, 27558, 45930, 68895, 137790, 209747, 419494, 629241, 1048735, 1258482, 1887723, 2097470, 3146205, 3775446, 6292410, 9438615, 18877230]

約数ペア:

[(1, 18877230), (2, 9438615), (3, 6292410), (5, 3775446), (6, 3146205), (9, 2097470), (10, 1887723), (15, 1258482), (18, 1048735), (30, 629241), (45, 419494), (90, 209747), (137, 137790), (274, 68895), (411, 45930), (685, 27558), (822, 22965), (1233, 15310), (1370, 13779), (1531, 12330), (2055, 9186), (2466, 7655), (3062, 6165), (4110, 4593)]