19662112

素因数分解:

$2^5\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{443}}^1$

素因数の和:545

約数の個数: 48

約数和(自身を含む): 41398560

約数和(自身を除く): 21736448

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 73, 76, 146, 152, 292, 304, 443, 584, 608, 886, 1168, 1387, 1772, 2336, 2774, 3544, 5548, 7088, 8417, 11096, 14176, 16834, 22192, 32339, 33668, 44384, 64678, 67336, 129356, 134672, 258712, 269344, 517424, 614441, 1034848, 1228882, 2457764, 4915528, 9831056, 19662112]

約数ペア:

[(1, 19662112), (2, 9831056), (4, 4915528), (8, 2457764), (16, 1228882), (19, 1034848), (32, 614441), (38, 517424), (73, 269344), (76, 258712), (146, 134672), (152, 129356), (292, 67336), (304, 64678), (443, 44384), (584, 33668), (608, 32339), (886, 22192), (1168, 16834), (1387, 14176), (1772, 11096), (2336, 8417), (2774, 7088), (3544, 5548)]