18344228

素因数分解:

$2^2\times 7^2\times {\mathrm{173}}^1\times {\mathrm{541}}^1$

素因数の和:732

約数の個数: 36

約数和(自身を含む): 37628892

約数和(自身を除く): 19284664

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 173, 196, 346, 541, 692, 1082, 1211, 2164, 2422, 3787, 4844, 7574, 8477, 15148, 16954, 26509, 33908, 53018, 93593, 106036, 187186, 374372, 655151, 1310302, 2620604, 4586057, 9172114, 18344228]

約数ペア:

[(1, 18344228), (2, 9172114), (4, 4586057), (7, 2620604), (14, 1310302), (28, 655151), (49, 374372), (98, 187186), (173, 106036), (196, 93593), (346, 53018), (541, 33908), (692, 26509), (1082, 16954), (1211, 15148), (2164, 8477), (2422, 7574), (3787, 4844)]