20249971344

素因数分解:

$2^4\times 3^2\times {\mathrm{71}}^1\times {\mathrm{1980631}}^1$

素因数の和:1980716

約数の個数: 60

約数和(自身を含む): 57470018112

約数和(自身を除く): 37220046768

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 71, 72, 142, 144, 213, 284, 426, 568, 639, 852, 1136, 1278, 1704, 2556, 3408, 5112, 10224, 1980631, 3961262, 5941893, 7922524, 11883786, 15845048, 17825679, 23767572, 31690096, 35651358, 47535144, 71302716, 95070288, 140624801, 142605432, 281249602, 285210864, 421874403, 562499204, 843748806, 1124998408, 1265623209, 1687497612, 2249996816, 2531246418, 3374995224, 5062492836, 6749990448, 10124985672, 20249971344]

約数ペア:

[(1, 20249971344), (2, 10124985672), (3, 6749990448), (4, 5062492836), (6, 3374995224), (8, 2531246418), (9, 2249996816), (12, 1687497612), (16, 1265623209), (18, 1124998408), (24, 843748806), (36, 562499204), (48, 421874403), (71, 285210864), (72, 281249602), (142, 142605432), (144, 140624801), (213, 95070288), (284, 71302716), (426, 47535144), (568, 35651358), (639, 31690096), (852, 23767572), (1136, 17825679), (1278, 15845048), (1704, 11883786), (2556, 7922524), (3408, 5941893), (5112, 3961262), (10224, 1980631)]