17930178

素因数分解:

$2^1\times 3^2\times 7^2\times {\mathrm{29}}^1\times {\mathrm{701}}^1$

素因数の和:752

約数の個数: 72

約数和(自身を含む): 46816380

約数和(自身を除く): 28886202

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 29, 42, 49, 58, 63, 87, 98, 126, 147, 174, 203, 261, 294, 406, 441, 522, 609, 701, 882, 1218, 1402, 1421, 1827, 2103, 2842, 3654, 4206, 4263, 4907, 6309, 8526, 9814, 12618, 12789, 14721, 20329, 25578, 29442, 34349, 40658, 44163, 60987, 68698, 88326, 103047, 121974, 142303, 182961, 206094, 284606, 309141, 365922, 426909, 618282, 853818, 996121, 1280727, 1992242, 2561454, 2988363, 5976726, 8965089, 17930178]

約数ペア:

[(1, 17930178), (2, 8965089), (3, 5976726), (6, 2988363), (7, 2561454), (9, 1992242), (14, 1280727), (18, 996121), (21, 853818), (29, 618282), (42, 426909), (49, 365922), (58, 309141), (63, 284606), (87, 206094), (98, 182961), (126, 142303), (147, 121974), (174, 103047), (203, 88326), (261, 68698), (294, 60987), (406, 44163), (441, 40658), (522, 34349), (609, 29442), (701, 25578), (882, 20329), (1218, 14721), (1402, 12789), (1421, 12618), (1827, 9814), (2103, 8526), (2842, 6309), (3654, 4907), (4206, 4263)]