19482736

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{13381}}^1$

素因数の和:13409

約数の個数: 40

約数和(自身を含む): 46462304

約数和(自身を除く): 26979568

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 52, 56, 91, 104, 112, 182, 208, 364, 728, 1456, 13381, 26762, 53524, 93667, 107048, 173953, 187334, 214096, 347906, 374668, 695812, 749336, 1217671, 1391624, 1498672, 2435342, 2783248, 4870684, 9741368, 19482736]

約数ペア:

[(1, 19482736), (2, 9741368), (4, 4870684), (7, 2783248), (8, 2435342), (13, 1498672), (14, 1391624), (16, 1217671), (26, 749336), (28, 695812), (52, 374668), (56, 347906), (91, 214096), (104, 187334), (112, 173953), (182, 107048), (208, 93667), (364, 53524), (728, 26762), (1456, 13381)]