18218018

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{3229}}^1$

素因数の和:3282

約数の個数: 32

約数和(自身を含む): 34728960

約数和(自身を除く): 16510942

約数列:

[1, 2, 7, 13, 14, 26, 31, 62, 91, 182, 217, 403, 434, 806, 2821, 3229, 5642, 6458, 22603, 41977, 45206, 83954, 100099, 200198, 293839, 587678, 700693, 1301287, 1401386, 2602574, 9109009, 18218018]

約数ペア:

[(1, 18218018), (2, 9109009), (7, 2602574), (13, 1401386), (14, 1301287), (26, 700693), (31, 587678), (62, 293839), (91, 200198), (182, 100099), (217, 83954), (403, 45206), (434, 41977), (806, 22603), (2821, 6458), (3229, 5642)]