20612746

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{137}}^1\times {\mathrm{977}}^1$

素因数の和:1134

約数の個数: 32

約数和(自身を含む): 38869632

約数和(自身を除く): 18256886

約数列:

[1, 2, 7, 11, 14, 22, 77, 137, 154, 274, 959, 977, 1507, 1918, 1954, 3014, 6839, 10549, 10747, 13678, 21098, 21494, 75229, 133849, 150458, 267698, 936943, 1472339, 1873886, 2944678, 10306373, 20612746]

約数ペア:

[(1, 20612746), (2, 10306373), (7, 2944678), (11, 1873886), (14, 1472339), (22, 936943), (77, 267698), (137, 150458), (154, 133849), (274, 75229), (959, 21494), (977, 21098), (1507, 13678), (1918, 10747), (1954, 10549), (3014, 6839)]