19029650

素因数分解:

$2^1\times 5^2\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{167}}^1$

素因数の和:275

約数の個数: 48

約数和(自身を含む): 37122624

約数和(自身を除く): 18092974

約数列:

[1, 2, 5, 10, 25, 43, 50, 53, 86, 106, 167, 215, 265, 334, 430, 530, 835, 1075, 1325, 1670, 2150, 2279, 2650, 4175, 4558, 7181, 8350, 8851, 11395, 14362, 17702, 22790, 35905, 44255, 56975, 71810, 88510, 113950, 179525, 221275, 359050, 380593, 442550, 761186, 1902965, 3805930, 9514825, 19029650]

約数ペア:

[(1, 19029650), (2, 9514825), (5, 3805930), (10, 1902965), (25, 761186), (43, 442550), (50, 380593), (53, 359050), (86, 221275), (106, 179525), (167, 113950), (215, 88510), (265, 71810), (334, 56975), (430, 44255), (530, 35905), (835, 22790), (1075, 17702), (1325, 14362), (1670, 11395), (2150, 8851), (2279, 8350), (2650, 7181), (4175, 4558)]