20857746

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{38201}}^1$

素因数の和:38226

約数の個数: 32

約数和(自身を含む): 51343488

約数和(自身を除く): 30485742

約数列:

[1, 2, 3, 6, 7, 13, 14, 21, 26, 39, 42, 78, 91, 182, 273, 546, 38201, 76402, 114603, 229206, 267407, 496613, 534814, 802221, 993226, 1489839, 1604442, 2979678, 3476291, 6952582, 10428873, 20857746]

約数ペア:

[(1, 20857746), (2, 10428873), (3, 6952582), (6, 3476291), (7, 2979678), (13, 1604442), (14, 1489839), (21, 993226), (26, 802221), (39, 534814), (42, 496613), (78, 267407), (91, 229206), (182, 114603), (273, 76402), (546, 38201)]