20170961469

素因数分解:

$3^3\times {\mathrm{19}}^1\times {\mathrm{173}}^1\times {\mathrm{227281}}^1$

素因数の和:227482

約数の個数: 32

約数和(自身を含む): 31637654400

約数和(自身を除く): 11466692931

約数列:

[1, 3, 9, 19, 27, 57, 171, 173, 513, 519, 1557, 3287, 4671, 9861, 29583, 88749, 227281, 681843, 2045529, 4318339, 6136587, 12955017, 38865051, 39319613, 116595153, 117958839, 353876517, 747072647, 1061629551, 2241217941, 6723653823, 20170961469]

約数ペア:

[(1, 20170961469), (3, 6723653823), (9, 2241217941), (19, 1061629551), (27, 747072647), (57, 353876517), (171, 117958839), (173, 116595153), (513, 39319613), (519, 38865051), (1557, 12955017), (3287, 6136587), (4671, 4318339), (9861, 2045529), (29583, 681843), (88749, 227281)]