18299380

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{223}}^1\times {\mathrm{373}}^1$

素因数の和:616

約数の個数: 48

約数和(自身を含む): 42223104

約数和(自身を除く): 23923724

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 223, 373, 446, 746, 892, 1115, 1492, 1865, 2230, 2453, 3730, 4103, 4460, 4906, 7460, 8206, 9812, 12265, 16412, 20515, 24530, 41030, 49060, 82060, 83179, 166358, 332716, 415895, 831790, 914969, 1663580, 1829938, 3659876, 4574845, 9149690, 18299380]

約数ペア:

[(1, 18299380), (2, 9149690), (4, 4574845), (5, 3659876), (10, 1829938), (11, 1663580), (20, 914969), (22, 831790), (44, 415895), (55, 332716), (110, 166358), (220, 83179), (223, 82060), (373, 49060), (446, 41030), (746, 24530), (892, 20515), (1115, 16412), (1492, 12265), (1865, 9812), (2230, 8206), (2453, 7460), (3730, 4906), (4103, 4460)]