20892184

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{149}}^1\times {\mathrm{1031}}^1$

素因数の和:1203

約数の個数: 32

約数和(自身を含む): 41796000

約数和(自身を除く): 20903816

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 149, 298, 596, 1031, 1192, 2062, 2533, 4124, 5066, 8248, 10132, 17527, 20264, 35054, 70108, 140216, 153619, 307238, 614476, 1228952, 2611523, 5223046, 10446092, 20892184]

約数ペア:

[(1, 20892184), (2, 10446092), (4, 5223046), (8, 2611523), (17, 1228952), (34, 614476), (68, 307238), (136, 153619), (149, 140216), (298, 70108), (596, 35054), (1031, 20264), (1192, 17527), (2062, 10132), (2533, 8248), (4124, 5066)]