20098395

素因数分解:

$3^3\times 5^1\times {\mathrm{53}}^3$

素因数の和:173

約数の個数: 32

約数和(自身を含む): 36417600

約数和(自身を除く): 16319205

約数列:

[1, 3, 5, 9, 15, 27, 45, 53, 135, 159, 265, 477, 795, 1431, 2385, 2809, 7155, 8427, 14045, 25281, 42135, 75843, 126405, 148877, 379215, 446631, 744385, 1339893, 2233155, 4019679, 6699465, 20098395]

約数ペア:

[(1, 20098395), (3, 6699465), (5, 4019679), (9, 2233155), (15, 1339893), (27, 744385), (45, 446631), (53, 379215), (135, 148877), (159, 126405), (265, 75843), (477, 42135), (795, 25281), (1431, 14045), (2385, 8427), (2809, 7155)]