220188052

素因数分解:

$2^2\times 7^1\times {\mathrm{421}}^1\times {\mathrm{18679}}^1$

素因数の和:19111

約数の個数: 24

約数和(自身を含む): 441445760

約数和(自身を除く): 221257708

約数列:

[1, 2, 4, 7, 14, 28, 421, 842, 1684, 2947, 5894, 11788, 18679, 37358, 74716, 130753, 261506, 523012, 7863859, 15727718, 31455436, 55047013, 110094026, 220188052]

約数ペア:

[(1, 220188052), (2, 110094026), (4, 55047013), (7, 31455436), (14, 15727718), (28, 7863859), (421, 523012), (842, 261506), (1684, 130753), (2947, 74716), (5894, 37358), (11788, 18679)]