28474768

素因数分解:

$2^4\times 7^1\times {\mathrm{19}}^1\times {\mathrm{13381}}^1$

素因数の和:13415

約数の個数: 40

約数和(自身を含む): 66374720

約数和(自身を除く): 37899952

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 38, 56, 76, 112, 133, 152, 266, 304, 532, 1064, 2128, 13381, 26762, 53524, 93667, 107048, 187334, 214096, 254239, 374668, 508478, 749336, 1016956, 1498672, 1779673, 2033912, 3559346, 4067824, 7118692, 14237384, 28474768]

約数ペア:

[(1, 28474768), (2, 14237384), (4, 7118692), (7, 4067824), (8, 3559346), (14, 2033912), (16, 1779673), (19, 1498672), (28, 1016956), (38, 749336), (56, 508478), (76, 374668), (112, 254239), (133, 214096), (152, 187334), (266, 107048), (304, 93667), (532, 53524), (1064, 26762), (2128, 13381)]