19997430

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{12577}}^1$

素因数の和:12640

約数の個数: 32

約数和(自身を含む): 48903264

約数和(自身を除く): 28905834

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 53, 106, 159, 265, 318, 530, 795, 1590, 12577, 25154, 37731, 62885, 75462, 125770, 188655, 377310, 666581, 1333162, 1999743, 3332905, 3999486, 6665810, 9998715, 19997430]

約数ペア:

[(1, 19997430), (2, 9998715), (3, 6665810), (5, 3999486), (6, 3332905), (10, 1999743), (15, 1333162), (30, 666581), (53, 377310), (106, 188655), (159, 125770), (265, 75462), (318, 62885), (530, 37731), (795, 25154), (1590, 12577)]