18994246

素因数分解:

$2^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{167}}^1$

素因数の和:288

約数の個数: 32

約数和(自身を含む): 31026240

約数和(自身を除く): 12031994

約数列:

[1, 2, 29, 37, 53, 58, 74, 106, 167, 334, 1073, 1537, 1961, 2146, 3074, 3922, 4843, 6179, 8851, 9686, 12358, 17702, 56869, 113738, 179191, 256679, 327487, 358382, 513358, 654974, 9497123, 18994246]

約数ペア:

[(1, 18994246), (2, 9497123), (29, 654974), (37, 513358), (53, 358382), (58, 327487), (74, 256679), (106, 179191), (167, 113738), (334, 56869), (1073, 17702), (1537, 12358), (1961, 9686), (2146, 8851), (3074, 6179), (3922, 4843)]