20348832976

素因数分解:

$2^4\times {\mathrm{173}}^1\times {\mathrm{373}}^1\times {\mathrm{19709}}^1$

素因数の和:20263

約数の個数: 40

約数和(自身を含む): 39762086760

約数和(自身を除く): 19413253784

約数列:

[1, 2, 4, 8, 16, 173, 346, 373, 692, 746, 1384, 1492, 2768, 2984, 5968, 19709, 39418, 64529, 78836, 129058, 157672, 258116, 315344, 516232, 1032464, 3409657, 6819314, 7351457, 13638628, 14702914, 27277256, 29405828, 54554512, 58811656, 117623312, 1271802061, 2543604122, 5087208244, 10174416488, 20348832976]

約数ペア:

[(1, 20348832976), (2, 10174416488), (4, 5087208244), (8, 2543604122), (16, 1271802061), (173, 117623312), (346, 58811656), (373, 54554512), (692, 29405828), (746, 27277256), (1384, 14702914), (1492, 13638628), (2768, 7351457), (2984, 6819314), (5968, 3409657), (19709, 1032464), (39418, 516232), (64529, 315344), (78836, 258116), (129058, 157672)]