18859060

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{7793}}^1$

素因数の和:7824

約数の個数: 36

約数和(自身を含む): 43537284

約数和(自身を除く): 24678224

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 121, 220, 242, 484, 605, 1210, 2420, 7793, 15586, 31172, 38965, 77930, 85723, 155860, 171446, 342892, 428615, 857230, 942953, 1714460, 1885906, 3771812, 4714765, 9429530, 18859060]

約数ペア:

[(1, 18859060), (2, 9429530), (4, 4714765), (5, 3771812), (10, 1885906), (11, 1714460), (20, 942953), (22, 857230), (44, 428615), (55, 342892), (110, 171446), (121, 155860), (220, 85723), (242, 77930), (484, 38965), (605, 31172), (1210, 15586), (2420, 7793)]