18636786

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{211}}^1\times {\mathrm{701}}^1$

素因数の和:927

約数の個数: 48

約数和(自身を含む): 46433088

約数和(自身を除く): 27796302

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 211, 422, 633, 701, 1266, 1402, 1477, 1899, 2103, 2954, 3798, 4206, 4431, 4907, 6309, 8862, 9814, 12618, 13293, 14721, 26586, 29442, 44163, 88326, 147911, 295822, 443733, 887466, 1035377, 1331199, 2070754, 2662398, 3106131, 6212262, 9318393, 18636786]

約数ペア:

[(1, 18636786), (2, 9318393), (3, 6212262), (6, 3106131), (7, 2662398), (9, 2070754), (14, 1331199), (18, 1035377), (21, 887466), (42, 443733), (63, 295822), (126, 147911), (211, 88326), (422, 44163), (633, 29442), (701, 26586), (1266, 14721), (1402, 13293), (1477, 12618), (1899, 9814), (2103, 8862), (2954, 6309), (3798, 4907), (4206, 4431)]