19525597

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{491}}^1$

素因数の和:553

約数の個数: 32

約数和(自身を含む): 26449920

約数和(自身を除く): 6924323

約数列:

[1, 7, 13, 19, 23, 91, 133, 161, 247, 299, 437, 491, 1729, 2093, 3059, 3437, 5681, 6383, 9329, 11293, 39767, 44681, 65303, 79051, 121277, 146809, 214567, 848939, 1027663, 1501969, 2789371, 19525597]

約数ペア:

[(1, 19525597), (7, 2789371), (13, 1501969), (19, 1027663), (23, 848939), (91, 214567), (133, 146809), (161, 121277), (247, 79051), (299, 65303), (437, 44681), (491, 39767), (1729, 11293), (2093, 9329), (3059, 6383), (3437, 5681)]