20190032

素因数分解:

$2^4\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{821}}^1$

素因数の和:911

約数の個数: 40

約数和(自身を含む): 41280840

約数和(自身を除く): 21090808

約数列:

[1, 2, 4, 8, 16, 29, 53, 58, 106, 116, 212, 232, 424, 464, 821, 848, 1537, 1642, 3074, 3284, 6148, 6568, 12296, 13136, 23809, 24592, 43513, 47618, 87026, 95236, 174052, 190472, 348104, 380944, 696208, 1261877, 2523754, 5047508, 10095016, 20190032]

約数ペア:

[(1, 20190032), (2, 10095016), (4, 5047508), (8, 2523754), (16, 1261877), (29, 696208), (53, 380944), (58, 348104), (106, 190472), (116, 174052), (212, 95236), (232, 87026), (424, 47618), (464, 43513), (821, 24592), (848, 23809), (1537, 13136), (1642, 12296), (3074, 6568), (3284, 6148)]