19207746

素因数分解:

$2^1\times 3^3\times {\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{193}}^1$

素因数の和:320

約数の個数: 64

約数和(自身を含む): 45628800

約数和(自身を除く): 26421054

約数列:

[1, 2, 3, 6, 9, 18, 19, 27, 38, 54, 57, 97, 114, 171, 193, 194, 291, 342, 386, 513, 579, 582, 873, 1026, 1158, 1737, 1746, 1843, 2619, 3474, 3667, 3686, 5211, 5238, 5529, 7334, 10422, 11001, 11058, 16587, 18721, 22002, 33003, 33174, 37442, 49761, 56163, 66006, 99009, 99522, 112326, 168489, 198018, 336978, 355699, 505467, 711398, 1010934, 1067097, 2134194, 3201291, 6402582, 9603873, 19207746]

約数ペア:

[(1, 19207746), (2, 9603873), (3, 6402582), (6, 3201291), (9, 2134194), (18, 1067097), (19, 1010934), (27, 711398), (38, 505467), (54, 355699), (57, 336978), (97, 198018), (114, 168489), (171, 112326), (193, 99522), (194, 99009), (291, 66006), (342, 56163), (386, 49761), (513, 37442), (579, 33174), (582, 33003), (873, 22002), (1026, 18721), (1158, 16587), (1737, 11058), (1746, 11001), (1843, 10422), (2619, 7334), (3474, 5529), (3667, 5238), (3686, 5211)]