15707224

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{7949}}^1$

素因数の和:7987

約数の個数: 32

約数和(自身を含む): 33390000

約数和(自身を除く): 17682776

約数列:

[1, 2, 4, 8, 13, 19, 26, 38, 52, 76, 104, 152, 247, 494, 988, 1976, 7949, 15898, 31796, 63592, 103337, 151031, 206674, 302062, 413348, 604124, 826696, 1208248, 1963403, 3926806, 7853612, 15707224]

約数ペア:

[(1, 15707224), (2, 7853612), (4, 3926806), (8, 1963403), (13, 1208248), (19, 826696), (26, 604124), (38, 413348), (52, 302062), (76, 206674), (104, 151031), (152, 103337), (247, 63592), (494, 31796), (988, 15898), (1976, 7949)]