19673528

素因数分解:

$2^3\times 7^1\times {\mathrm{79}}^1\times {\mathrm{4447}}^1$

素因数の和:4539

約数の個数: 32

約数和(自身を含む): 42700800

約数和(自身を除く): 23027272

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 79, 158, 316, 553, 632, 1106, 2212, 4424, 4447, 8894, 17788, 31129, 35576, 62258, 124516, 249032, 351313, 702626, 1405252, 2459191, 2810504, 4918382, 9836764, 19673528]

約数ペア:

[(1, 19673528), (2, 9836764), (4, 4918382), (7, 2810504), (8, 2459191), (14, 1405252), (28, 702626), (56, 351313), (79, 249032), (158, 124516), (316, 62258), (553, 35576), (632, 31129), (1106, 17788), (2212, 8894), (4424, 4447)]