19229938

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{83}}^1$

素因数の和:191

約数の個数: 64

約数和(自身を含む): 38384640

約数和(自身を除く): 19154702

約数列:

[1, 2, 7, 13, 14, 19, 26, 38, 67, 83, 91, 133, 134, 166, 182, 247, 266, 469, 494, 581, 871, 938, 1079, 1162, 1273, 1577, 1729, 1742, 2158, 2546, 3154, 3458, 5561, 6097, 7553, 8911, 11039, 11122, 12194, 15106, 16549, 17822, 20501, 22078, 33098, 38927, 41002, 72293, 77854, 105659, 115843, 143507, 144586, 211318, 231686, 287014, 506051, 739613, 1012102, 1373567, 1479226, 2747134, 9614969, 19229938]

約数ペア:

[(1, 19229938), (2, 9614969), (7, 2747134), (13, 1479226), (14, 1373567), (19, 1012102), (26, 739613), (38, 506051), (67, 287014), (83, 231686), (91, 211318), (133, 144586), (134, 143507), (166, 115843), (182, 105659), (247, 77854), (266, 72293), (469, 41002), (494, 38927), (581, 33098), (871, 22078), (938, 20501), (1079, 17822), (1162, 16549), (1273, 15106), (1577, 12194), (1729, 11122), (1742, 11039), (2158, 8911), (2546, 7553), (3154, 6097), (3458, 5561)]