9912552016

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{248909}}^1$

素因数の和:249067

約数の個数: 40

約数和(自身を含む): 20370794400

約数和(自身を除く): 10458242384

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 131, 152, 262, 304, 524, 1048, 2096, 2489, 4978, 9956, 19912, 39824, 248909, 497818, 995636, 1991272, 3982544, 4729271, 9458542, 18917084, 32607079, 37834168, 65214158, 75668336, 130428316, 260856632, 521713264, 619534501, 1239069002, 2478138004, 4956276008, 9912552016]

約数ペア:

[(1, 9912552016), (2, 4956276008), (4, 2478138004), (8, 1239069002), (16, 619534501), (19, 521713264), (38, 260856632), (76, 130428316), (131, 75668336), (152, 65214158), (262, 37834168), (304, 32607079), (524, 18917084), (1048, 9458542), (2096, 4729271), (2489, 3982544), (4978, 1991272), (9956, 995636), (19912, 497818), (39824, 248909)]