20237283

素因数分解:

$3^5\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{113}}^1$

素因数の和:206

約数の個数: 48

約数和(自身を含む): 33860736

約数和(自身を除く): 13623453

約数列:

[1, 3, 9, 11, 27, 33, 67, 81, 99, 113, 201, 243, 297, 339, 603, 737, 891, 1017, 1243, 1809, 2211, 2673, 3051, 3729, 5427, 6633, 7571, 9153, 11187, 16281, 19899, 22713, 27459, 33561, 59697, 68139, 83281, 100683, 179091, 204417, 249843, 302049, 613251, 749529, 1839753, 2248587, 6745761, 20237283]

約数ペア:

[(1, 20237283), (3, 6745761), (9, 2248587), (11, 1839753), (27, 749529), (33, 613251), (67, 302049), (81, 249843), (99, 204417), (113, 179091), (201, 100683), (243, 83281), (297, 68139), (339, 59697), (603, 33561), (737, 27459), (891, 22713), (1017, 19899), (1243, 16281), (1809, 11187), (2211, 9153), (2673, 7571), (3051, 6633), (3729, 5427)]