20349288

素因数分解:

$2^3\times 3^2\times {\mathrm{233}}^1\times {\mathrm{1213}}^1$

素因数の和:1458

約数の個数: 48

約数和(自身を含む): 55394820

約数和(自身を除く): 35045532

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 233, 466, 699, 932, 1213, 1398, 1864, 2097, 2426, 2796, 3639, 4194, 4852, 5592, 7278, 8388, 9704, 10917, 14556, 16776, 21834, 29112, 43668, 87336, 282629, 565258, 847887, 1130516, 1695774, 2261032, 2543661, 3391548, 5087322, 6783096, 10174644, 20349288]

約数ペア:

[(1, 20349288), (2, 10174644), (3, 6783096), (4, 5087322), (6, 3391548), (8, 2543661), (9, 2261032), (12, 1695774), (18, 1130516), (24, 847887), (36, 565258), (72, 282629), (233, 87336), (466, 43668), (699, 29112), (932, 21834), (1213, 16776), (1398, 14556), (1864, 10917), (2097, 9704), (2426, 8388), (2796, 7278), (3639, 5592), (4194, 4852)]