18211942

素因数分解:

$2^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{1447}}^1$

素因数の和:1516

約数の個数: 32

約数和(自身を含む): 33361920

約数和(自身を除く): 15149978

約数列:

[1, 2, 7, 14, 29, 31, 58, 62, 203, 217, 406, 434, 899, 1447, 1798, 2894, 6293, 10129, 12586, 20258, 41963, 44857, 83926, 89714, 293741, 313999, 587482, 627998, 1300853, 2601706, 9105971, 18211942]

約数ペア:

[(1, 18211942), (2, 9105971), (7, 2601706), (14, 1300853), (29, 627998), (31, 587482), (58, 313999), (62, 293741), (203, 89714), (217, 83926), (406, 44857), (434, 41963), (899, 20258), (1447, 12586), (1798, 10129), (2894, 6293)]