20836984318

素因数分解:

$2^1\times {\mathrm{139}}^1\times {\mathrm{197}}^1\times {\mathrm{337}}^1\times {\mathrm{1129}}^1$

素因数の和:1804

約数の個数: 32

約数和(自身を含む): 31762130400

約数和(自身を除く): 10925146082

約数列:

[1, 2, 139, 197, 278, 337, 394, 674, 1129, 2258, 27383, 46843, 54766, 66389, 93686, 132778, 156931, 222413, 313862, 380473, 444826, 760946, 9228071, 18456142, 30915407, 52885747, 61830814, 74953181, 105771494, 149906362, 10418492159, 20836984318]

約数ペア:

[(1, 20836984318), (2, 10418492159), (139, 149906362), (197, 105771494), (278, 74953181), (337, 61830814), (394, 52885747), (674, 30915407), (1129, 18456142), (2258, 9228071), (27383, 760946), (46843, 444826), (54766, 380473), (66389, 313862), (93686, 222413), (132778, 156931)]