20094885

素因数分解:

$3^6\times 5^1\times {\mathrm{37}}^1\times {\mathrm{149}}^1$

素因数の和:209

約数の個数: 56

約数和(自身を含む): 37380600

約数和(自身を除く): 17285715

約数列:

[1, 3, 5, 9, 15, 27, 37, 45, 81, 111, 135, 149, 185, 243, 333, 405, 447, 555, 729, 745, 999, 1215, 1341, 1665, 2235, 2997, 3645, 4023, 4995, 5513, 6705, 8991, 12069, 14985, 16539, 20115, 26973, 27565, 36207, 44955, 49617, 60345, 82695, 108621, 134865, 148851, 181035, 248085, 446553, 543105, 744255, 1339659, 2232765, 4018977, 6698295, 20094885]

約数ペア:

[(1, 20094885), (3, 6698295), (5, 4018977), (9, 2232765), (15, 1339659), (27, 744255), (37, 543105), (45, 446553), (81, 248085), (111, 181035), (135, 148851), (149, 134865), (185, 108621), (243, 82695), (333, 60345), (405, 49617), (447, 44955), (555, 36207), (729, 27565), (745, 26973), (999, 20115), (1215, 16539), (1341, 14985), (1665, 12069), (2235, 8991), (2997, 6705), (3645, 5513), (4023, 4995)]