20552688

素因数分解:

$2^4\times 3^2\times {\mathrm{13}}^1\times {\mathrm{10979}}^1$

素因数の和:11006

約数の個数: 60

約数和(自身を含む): 61949160

約数和(自身を除く): 41396472

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 36, 39, 48, 52, 72, 78, 104, 117, 144, 156, 208, 234, 312, 468, 624, 936, 1872, 10979, 21958, 32937, 43916, 65874, 87832, 98811, 131748, 142727, 175664, 197622, 263496, 285454, 395244, 428181, 526992, 570908, 790488, 856362, 1141816, 1284543, 1580976, 1712724, 2283632, 2569086, 3425448, 5138172, 6850896, 10276344, 20552688]

約数ペア:

[(1, 20552688), (2, 10276344), (3, 6850896), (4, 5138172), (6, 3425448), (8, 2569086), (9, 2283632), (12, 1712724), (13, 1580976), (16, 1284543), (18, 1141816), (24, 856362), (26, 790488), (36, 570908), (39, 526992), (48, 428181), (52, 395244), (72, 285454), (78, 263496), (104, 197622), (117, 175664), (144, 142727), (156, 131748), (208, 98811), (234, 87832), (312, 65874), (468, 43916), (624, 32937), (936, 21958), (1872, 10979)]