20189798856

素因数分解:

$2^3\times 3^5\times {\mathrm{10385699}}^1$

素因数の和:10385720

約数の個数: 48

約数和(自身を含む): 56705922000

約数和(自身を除く): 36516123144

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 81, 108, 162, 216, 243, 324, 486, 648, 972, 1944, 10385699, 20771398, 31157097, 41542796, 62314194, 83085592, 93471291, 124628388, 186942582, 249256776, 280413873, 373885164, 560827746, 747770328, 841241619, 1121655492, 1682483238, 2243310984, 2523724857, 3364966476, 5047449714, 6729932952, 10094899428, 20189798856]

約数ペア:

[(1, 20189798856), (2, 10094899428), (3, 6729932952), (4, 5047449714), (6, 3364966476), (8, 2523724857), (9, 2243310984), (12, 1682483238), (18, 1121655492), (24, 841241619), (27, 747770328), (36, 560827746), (54, 373885164), (72, 280413873), (81, 249256776), (108, 186942582), (162, 124628388), (216, 93471291), (243, 83085592), (324, 62314194), (486, 41542796), (648, 31157097), (972, 20771398), (1944, 10385699)]