38814976

素因数分解:

$2^8\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{73}}^1$

素因数の和:187

約数の個数: 72

約数和(自身を含む): 82283264

約数和(自身を除く): 43468288

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 67, 73, 124, 128, 134, 146, 248, 256, 268, 292, 496, 536, 584, 992, 1072, 1168, 1984, 2077, 2144, 2263, 2336, 3968, 4154, 4288, 4526, 4672, 4891, 7936, 8308, 8576, 9052, 9344, 9782, 16616, 17152, 18104, 18688, 19564, 33232, 36208, 39128, 66464, 72416, 78256, 132928, 144832, 151621, 156512, 265856, 289664, 303242, 313024, 531712, 579328, 606484, 626048, 1212968, 1252096, 2425936, 4851872, 9703744, 19407488, 38814976]

約数ペア:

[(1, 38814976), (2, 19407488), (4, 9703744), (8, 4851872), (16, 2425936), (31, 1252096), (32, 1212968), (62, 626048), (64, 606484), (67, 579328), (73, 531712), (124, 313024), (128, 303242), (134, 289664), (146, 265856), (248, 156512), (256, 151621), (268, 144832), (292, 132928), (496, 78256), (536, 72416), (584, 66464), (992, 39128), (1072, 36208), (1168, 33232), (1984, 19564), (2077, 18688), (2144, 18104), (2263, 17152), (2336, 16616), (3968, 9782), (4154, 9344), (4288, 9052), (4526, 8576), (4672, 8308), (4891, 7936)]