20969568

素因数分解:

$2^5\times 3^2\times {\mathrm{17}}^1\times {\mathrm{4283}}^1$

素因数の和:4316

約数の個数: 72

約数和(自身を含む): 63154728

約数和(自身を除く): 42185160

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 17, 18, 24, 32, 34, 36, 48, 51, 68, 72, 96, 102, 136, 144, 153, 204, 272, 288, 306, 408, 544, 612, 816, 1224, 1632, 2448, 4283, 4896, 8566, 12849, 17132, 25698, 34264, 38547, 51396, 68528, 72811, 77094, 102792, 137056, 145622, 154188, 205584, 218433, 291244, 308376, 411168, 436866, 582488, 616752, 655299, 873732, 1164976, 1233504, 1310598, 1747464, 2329952, 2621196, 3494928, 5242392, 6989856, 10484784, 20969568]

約数ペア:

[(1, 20969568), (2, 10484784), (3, 6989856), (4, 5242392), (6, 3494928), (8, 2621196), (9, 2329952), (12, 1747464), (16, 1310598), (17, 1233504), (18, 1164976), (24, 873732), (32, 655299), (34, 616752), (36, 582488), (48, 436866), (51, 411168), (68, 308376), (72, 291244), (96, 218433), (102, 205584), (136, 154188), (144, 145622), (153, 137056), (204, 102792), (272, 77094), (288, 72811), (306, 68528), (408, 51396), (544, 38547), (612, 34264), (816, 25698), (1224, 17132), (1632, 12849), (2448, 8566), (4283, 4896)]