19020496

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{1613}}^1$

素因数の和:1699

約数の個数: 40

約数和(自身を含む): 40827744

約数和(自身を除く): 21807248

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 67, 88, 134, 176, 268, 536, 737, 1072, 1474, 1613, 2948, 3226, 5896, 6452, 11792, 12904, 17743, 25808, 35486, 70972, 108071, 141944, 216142, 283888, 432284, 864568, 1188781, 1729136, 2377562, 4755124, 9510248, 19020496]

約数ペア:

[(1, 19020496), (2, 9510248), (4, 4755124), (8, 2377562), (11, 1729136), (16, 1188781), (22, 864568), (44, 432284), (67, 283888), (88, 216142), (134, 141944), (176, 108071), (268, 70972), (536, 35486), (737, 25808), (1072, 17743), (1474, 12904), (1613, 11792), (2948, 6452), (3226, 5896)]