20744148

素因数分解:

$2^2\times 3^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{1667}}^1$

素因数の和:1752

約数の個数: 48

約数和(自身を含む): 52121664

約数和(自身を除く): 31377516

約数列:

[1, 2, 3, 4, 6, 12, 17, 34, 51, 61, 68, 102, 122, 183, 204, 244, 366, 732, 1037, 1667, 2074, 3111, 3334, 4148, 5001, 6222, 6668, 10002, 12444, 20004, 28339, 56678, 85017, 101687, 113356, 170034, 203374, 305061, 340068, 406748, 610122, 1220244, 1728679, 3457358, 5186037, 6914716, 10372074, 20744148]

約数ペア:

[(1, 20744148), (2, 10372074), (3, 6914716), (4, 5186037), (6, 3457358), (12, 1728679), (17, 1220244), (34, 610122), (51, 406748), (61, 340068), (68, 305061), (102, 203374), (122, 170034), (183, 113356), (204, 101687), (244, 85017), (366, 56678), (732, 28339), (1037, 20004), (1667, 12444), (2074, 10002), (3111, 6668), (3334, 6222), (4148, 5001)]