20276655

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{6659}}^1$

素因数の和:6703

約数の個数: 32

約数和(自身を含む): 38361600

約数和(自身を除く): 18084945

約数列:

[1, 3, 5, 7, 15, 21, 29, 35, 87, 105, 145, 203, 435, 609, 1015, 3045, 6659, 19977, 33295, 46613, 99885, 139839, 193111, 233065, 579333, 699195, 965555, 1351777, 2896665, 4055331, 6758885, 20276655]

約数ペア:

[(1, 20276655), (3, 6758885), (5, 4055331), (7, 2896665), (15, 1351777), (21, 965555), (29, 699195), (35, 579333), (87, 233065), (105, 193111), (145, 139839), (203, 99885), (435, 46613), (609, 33295), (1015, 19977), (3045, 6659)]