19501398

素因数分解:

$2^1\times 3^4\times 7^1\times {\mathrm{29}}^1\times {\mathrm{593}}^1$

素因数の和:643

約数の個数: 80

約数和(自身を含む): 51749280

約数和(自身を除く): 32247882

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 29, 42, 54, 58, 63, 81, 87, 126, 162, 174, 189, 203, 261, 378, 406, 522, 567, 593, 609, 783, 1134, 1186, 1218, 1566, 1779, 1827, 2349, 3558, 3654, 4151, 4698, 5337, 5481, 8302, 10674, 10962, 12453, 16011, 16443, 17197, 24906, 32022, 32886, 34394, 37359, 48033, 51591, 74718, 96066, 103182, 112077, 120379, 154773, 224154, 240758, 309546, 336231, 361137, 464319, 672462, 722274, 928638, 1083411, 1392957, 2166822, 2785914, 3250233, 6500466, 9750699, 19501398]

約数ペア:

[(1, 19501398), (2, 9750699), (3, 6500466), (6, 3250233), (7, 2785914), (9, 2166822), (14, 1392957), (18, 1083411), (21, 928638), (27, 722274), (29, 672462), (42, 464319), (54, 361137), (58, 336231), (63, 309546), (81, 240758), (87, 224154), (126, 154773), (162, 120379), (174, 112077), (189, 103182), (203, 96066), (261, 74718), (378, 51591), (406, 48033), (522, 37359), (567, 34394), (593, 32886), (609, 32022), (783, 24906), (1134, 17197), (1186, 16443), (1218, 16011), (1566, 12453), (1779, 10962), (1827, 10674), (2349, 8302), (3558, 5481), (3654, 5337), (4151, 4698)]