20981910536

素因数分解:

$2^3\times {\mathrm{73}}^1\times {\mathrm{131}}^1\times {\mathrm{274259}}^1$

素因数の和:274469

約数の個数: 32

約数和(自身を含む): 40184575200

約数和(自身を除く): 19202664664

約数列:

[1, 2, 4, 8, 73, 131, 146, 262, 292, 524, 584, 1048, 9563, 19126, 38252, 76504, 274259, 548518, 1097036, 2194072, 20020907, 35927929, 40041814, 71855858, 80083628, 143711716, 160167256, 287423432, 2622738817, 5245477634, 10490955268, 20981910536]

約数ペア:

[(1, 20981910536), (2, 10490955268), (4, 5245477634), (8, 2622738817), (73, 287423432), (131, 160167256), (146, 143711716), (262, 80083628), (292, 71855858), (524, 40041814), (584, 35927929), (1048, 20020907), (9563, 2194072), (19126, 1097036), (38252, 548518), (76504, 274259)]