20574072

素因数分解:

$2^3\times 3^2\times {\mathrm{37}}^1\times {\mathrm{7723}}^1$

素因数の和:7772

約数の個数: 48

約数和(自身を含む): 57234840

約数和(自身を除く): 36660768

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 37, 72, 74, 111, 148, 222, 296, 333, 444, 666, 888, 1332, 2664, 7723, 15446, 23169, 30892, 46338, 61784, 69507, 92676, 139014, 185352, 278028, 285751, 556056, 571502, 857253, 1143004, 1714506, 2286008, 2571759, 3429012, 5143518, 6858024, 10287036, 20574072]

約数ペア:

[(1, 20574072), (2, 10287036), (3, 6858024), (4, 5143518), (6, 3429012), (8, 2571759), (9, 2286008), (12, 1714506), (18, 1143004), (24, 857253), (36, 571502), (37, 556056), (72, 285751), (74, 278028), (111, 185352), (148, 139014), (222, 92676), (296, 69507), (333, 61784), (444, 46338), (666, 30892), (888, 23169), (1332, 15446), (2664, 7723)]