19966674

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{29}}^1\times {\mathrm{97}}^1$

素因数の和:164

約数の個数: 96

約数和(自身を含む): 51649920

約数和(自身を除く): 31683246

約数列:

[1, 2, 3, 6, 7, 13, 14, 21, 26, 29, 39, 42, 58, 78, 87, 91, 97, 169, 174, 182, 194, 203, 273, 291, 338, 377, 406, 507, 546, 582, 609, 679, 754, 1014, 1131, 1183, 1218, 1261, 1358, 2037, 2262, 2366, 2522, 2639, 2813, 3549, 3783, 4074, 4901, 5278, 5626, 7098, 7566, 7917, 8439, 8827, 9802, 14703, 15834, 16393, 16878, 17654, 19691, 26481, 29406, 32786, 34307, 36569, 39382, 49179, 52962, 59073, 68614, 73138, 98358, 102921, 109707, 114751, 118146, 205842, 219414, 229502, 255983, 344253, 475397, 511966, 688506, 767949, 950794, 1426191, 1535898, 2852382, 3327779, 6655558, 9983337, 19966674]

約数ペア:

[(1, 19966674), (2, 9983337), (3, 6655558), (6, 3327779), (7, 2852382), (13, 1535898), (14, 1426191), (21, 950794), (26, 767949), (29, 688506), (39, 511966), (42, 475397), (58, 344253), (78, 255983), (87, 229502), (91, 219414), (97, 205842), (169, 118146), (174, 114751), (182, 109707), (194, 102921), (203, 98358), (273, 73138), (291, 68614), (338, 59073), (377, 52962), (406, 49179), (507, 39382), (546, 36569), (582, 34307), (609, 32786), (679, 29406), (754, 26481), (1014, 19691), (1131, 17654), (1183, 16878), (1218, 16393), (1261, 15834), (1358, 14703), (2037, 9802), (2262, 8827), (2366, 8439), (2522, 7917), (2639, 7566), (2813, 7098), (3549, 5626), (3783, 5278), (4074, 4901)]