19211556

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{241}}^1$

素因数の和:341

約数の個数: 96

約数和(自身を含む): 56159488

約数和(自身を除く): 36947932

約数列:

[1, 2, 3, 4, 6, 7, 12, 13, 14, 21, 26, 28, 39, 42, 52, 73, 78, 84, 91, 146, 156, 182, 219, 241, 273, 292, 364, 438, 482, 511, 546, 723, 876, 949, 964, 1022, 1092, 1446, 1533, 1687, 1898, 2044, 2847, 2892, 3066, 3133, 3374, 3796, 5061, 5694, 6132, 6266, 6643, 6748, 9399, 10122, 11388, 12532, 13286, 17593, 18798, 19929, 20244, 21931, 26572, 35186, 37596, 39858, 43862, 52779, 65793, 70372, 79716, 87724, 105558, 123151, 131586, 211116, 228709, 246302, 263172, 369453, 457418, 492604, 686127, 738906, 914836, 1372254, 1477812, 1600963, 2744508, 3201926, 4802889, 6403852, 9605778, 19211556]

約数ペア:

[(1, 19211556), (2, 9605778), (3, 6403852), (4, 4802889), (6, 3201926), (7, 2744508), (12, 1600963), (13, 1477812), (14, 1372254), (21, 914836), (26, 738906), (28, 686127), (39, 492604), (42, 457418), (52, 369453), (73, 263172), (78, 246302), (84, 228709), (91, 211116), (146, 131586), (156, 123151), (182, 105558), (219, 87724), (241, 79716), (273, 70372), (292, 65793), (364, 52779), (438, 43862), (482, 39858), (511, 37596), (546, 35186), (723, 26572), (876, 21931), (949, 20244), (964, 19929), (1022, 18798), (1092, 17593), (1446, 13286), (1533, 12532), (1687, 11388), (1898, 10122), (2044, 9399), (2847, 6748), (2892, 6643), (3066, 6266), (3133, 6132), (3374, 5694), (3796, 5061)]