19157045

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{239}}^1$

素因数の和:325

約数の個数: 32

約数和(自身を含む): 26127360

約数和(自身を除く): 6970315

約数列:

[1, 5, 17, 23, 41, 85, 115, 205, 239, 391, 697, 943, 1195, 1955, 3485, 4063, 4715, 5497, 9799, 16031, 20315, 27485, 48995, 80155, 93449, 166583, 225377, 467245, 832915, 1126885, 3831409, 19157045]

約数ペア:

[(1, 19157045), (5, 3831409), (17, 1126885), (23, 832915), (41, 467245), (85, 225377), (115, 166583), (205, 93449), (239, 80155), (391, 48995), (697, 27485), (943, 20315), (1195, 16031), (1955, 9799), (3485, 5497), (4063, 4715)]