19191043945

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{103}}^1\times {\mathrm{239}}^1\times {\mathrm{6779}}^1$

素因数の和:7149

約数の個数: 32

約数和(自身を含む): 24368947200

約数和(自身を除く): 5177903255

約数列:

[1, 5, 23, 103, 115, 239, 515, 1195, 2369, 5497, 6779, 11845, 24617, 27485, 33895, 123085, 155917, 566191, 698237, 779585, 1620181, 2830955, 3491185, 8100905, 16059451, 37264163, 80297255, 166878643, 186320815, 834393215, 3838208789, 19191043945]

約数ペア:

[(1, 19191043945), (5, 3838208789), (23, 834393215), (103, 186320815), (115, 166878643), (239, 80297255), (515, 37264163), (1195, 16059451), (2369, 8100905), (5497, 3491185), (6779, 2830955), (11845, 1620181), (24617, 779585), (27485, 698237), (33895, 566191), (123085, 155917)]