20809987234

素因数分解:

$2^1\times {\mathrm{19}}^2\times {\mathrm{107}}^1\times {\mathrm{167}}^1\times {\mathrm{1613}}^1$

素因数の和:1927

約数の個数: 48

約数和(自身を含む): 33472087488

約数和(自身を除く): 12662100254

約数列:

[1, 2, 19, 38, 107, 167, 214, 334, 361, 722, 1613, 2033, 3173, 3226, 4066, 6346, 17869, 30647, 35738, 38627, 60287, 61294, 77254, 120574, 172591, 269371, 339511, 345182, 538742, 582293, 679022, 1164586, 3279229, 5118049, 6450709, 6558458, 10236098, 12901418, 28822697, 57645394, 62305351, 97242931, 124610702, 194485862, 547631243, 1095262486, 10404993617, 20809987234]

約数ペア:

[(1, 20809987234), (2, 10404993617), (19, 1095262486), (38, 547631243), (107, 194485862), (167, 124610702), (214, 97242931), (334, 62305351), (361, 57645394), (722, 28822697), (1613, 12901418), (2033, 10236098), (3173, 6558458), (3226, 6450709), (4066, 5118049), (6346, 3279229), (17869, 1164586), (30647, 679022), (35738, 582293), (38627, 538742), (60287, 345182), (61294, 339511), (77254, 269371), (120574, 172591)]