19805462684

素因数分解:

$2^2\times 7^2\times {\mathrm{73}}^1\times {\mathrm{577}}^1\times {\mathrm{2399}}^1$

素因数の和:3067

約数の個数: 72

約数和(自身を含む): 40958467200

約数和(自身を除く): 21153004516

約数列:

[1, 2, 4, 7, 14, 28, 49, 73, 98, 146, 196, 292, 511, 577, 1022, 1154, 2044, 2308, 2399, 3577, 4039, 4798, 7154, 8078, 9596, 14308, 16156, 16793, 28273, 33586, 42121, 56546, 67172, 84242, 113092, 117551, 168484, 175127, 235102, 294847, 350254, 470204, 589694, 700508, 1179388, 1225889, 1384223, 2063929, 2451778, 2768446, 4127858, 4903556, 5536892, 8255716, 8581223, 9689561, 17162446, 19379122, 34324892, 38758244, 67826927, 101048279, 135653854, 202096558, 271307708, 404193116, 707337953, 1414675906, 2829351812, 4951365671, 9902731342, 19805462684]

約数ペア:

[(1, 19805462684), (2, 9902731342), (4, 4951365671), (7, 2829351812), (14, 1414675906), (28, 707337953), (49, 404193116), (73, 271307708), (98, 202096558), (146, 135653854), (196, 101048279), (292, 67826927), (511, 38758244), (577, 34324892), (1022, 19379122), (1154, 17162446), (2044, 9689561), (2308, 8581223), (2399, 8255716), (3577, 5536892), (4039, 4903556), (4798, 4127858), (7154, 2768446), (8078, 2451778), (9596, 2063929), (14308, 1384223), (16156, 1225889), (16793, 1179388), (28273, 700508), (33586, 589694), (42121, 470204), (56546, 350254), (67172, 294847), (84242, 235102), (113092, 175127), (117551, 168484)]