20183668305

素因数分解:

$3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{239}}^1\times {\mathrm{311}}^1\times {\mathrm{421}}^1$

素因数の和:1022

約数の個数: 64

約数和(自身を含む): 33368924160

約数和(自身を除く): 13185255855

約数列:

[1, 3, 5, 15, 43, 129, 215, 239, 311, 421, 645, 717, 933, 1195, 1263, 1555, 2105, 3585, 4665, 6315, 10277, 13373, 18103, 30831, 40119, 51385, 54309, 66865, 74329, 90515, 100619, 130931, 154155, 200595, 222987, 271545, 301857, 371645, 392793, 503095, 654655, 1114935, 1509285, 1963965, 3196147, 4326617, 5630033, 9588441, 12979851, 15980735, 16890099, 21633085, 28150165, 31292509, 47942205, 64899255, 84450495, 93877527, 156462545, 469387635, 1345577887, 4036733661, 6727889435, 20183668305]

約数ペア:

[(1, 20183668305), (3, 6727889435), (5, 4036733661), (15, 1345577887), (43, 469387635), (129, 156462545), (215, 93877527), (239, 84450495), (311, 64899255), (421, 47942205), (645, 31292509), (717, 28150165), (933, 21633085), (1195, 16890099), (1263, 15980735), (1555, 12979851), (2105, 9588441), (3585, 5630033), (4665, 4326617), (6315, 3196147), (10277, 1963965), (13373, 1509285), (18103, 1114935), (30831, 654655), (40119, 503095), (51385, 392793), (54309, 371645), (66865, 301857), (74329, 271545), (90515, 222987), (100619, 200595), (130931, 154155)]