17427978

素因数分解:

$2^1\times 3^2\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{389}}^1$

素因数の和:547

約数の個数: 48

約数和(自身を含む): 40154400

約数和(自身を除く): 22726422

約数列:

[1, 2, 3, 6, 9, 18, 19, 38, 57, 114, 131, 171, 262, 342, 389, 393, 778, 786, 1167, 1179, 2334, 2358, 2489, 3501, 4978, 7002, 7391, 7467, 14782, 14934, 22173, 22401, 44346, 44802, 50959, 66519, 101918, 133038, 152877, 305754, 458631, 917262, 968221, 1936442, 2904663, 5809326, 8713989, 17427978]

約数ペア:

[(1, 17427978), (2, 8713989), (3, 5809326), (6, 2904663), (9, 1936442), (18, 968221), (19, 917262), (38, 458631), (57, 305754), (114, 152877), (131, 133038), (171, 101918), (262, 66519), (342, 50959), (389, 44802), (393, 44346), (778, 22401), (786, 22173), (1167, 14934), (1179, 14782), (2334, 7467), (2358, 7391), (2489, 7002), (3501, 4978)]