20942446

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{601}}^1$

素因数の和:760

約数の個数: 32

約数和(自身を含む): 38142720

約数和(自身を除く): 17200274

約数列:

[1, 2, 7, 14, 19, 38, 131, 133, 262, 266, 601, 917, 1202, 1834, 2489, 4207, 4978, 8414, 11419, 17423, 22838, 34846, 78731, 79933, 157462, 159866, 551117, 1102234, 1495889, 2991778, 10471223, 20942446]

約数ペア:

[(1, 20942446), (2, 10471223), (7, 2991778), (14, 1495889), (19, 1102234), (38, 551117), (131, 159866), (133, 157462), (262, 79933), (266, 78731), (601, 34846), (917, 22838), (1202, 17423), (1834, 11419), (2489, 8414), (4207, 4978)]