19940364990

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{2434721}}^1$

素因数の和:2434754

約数の個数: 96

約数和(自身を含む): 63809194176

約数和(自身を除く): 43868829186

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 13, 14, 15, 18, 21, 26, 30, 35, 39, 42, 45, 63, 65, 70, 78, 90, 91, 105, 117, 126, 130, 182, 195, 210, 234, 273, 315, 390, 455, 546, 585, 630, 819, 910, 1170, 1365, 1638, 2730, 4095, 8190, 2434721, 4869442, 7304163, 12173605, 14608326, 17043047, 21912489, 24347210, 31651373, 34086094, 36520815, 43824978, 51129141, 63302746, 73041630, 85215235, 94954119, 102258282, 109562445, 153387423, 158256865, 170430470, 189908238, 219124890, 221559611, 255645705, 284862357, 306774846, 316513730, 443119222, 474770595, 511291410, 569724714, 664678833, 766937115, 949541190, 1107798055, 1329357666, 1424311785, 1533874230, 1994036499, 2215596110, 2848623570, 3323394165, 3988072998, 6646788330, 9970182495, 19940364990]

約数ペア:

[(1, 19940364990), (2, 9970182495), (3, 6646788330), (5, 3988072998), (6, 3323394165), (7, 2848623570), (9, 2215596110), (10, 1994036499), (13, 1533874230), (14, 1424311785), (15, 1329357666), (18, 1107798055), (21, 949541190), (26, 766937115), (30, 664678833), (35, 569724714), (39, 511291410), (42, 474770595), (45, 443119222), (63, 316513730), (65, 306774846), (70, 284862357), (78, 255645705), (90, 221559611), (91, 219124890), (105, 189908238), (117, 170430470), (126, 158256865), (130, 153387423), (182, 109562445), (195, 102258282), (210, 94954119), (234, 85215235), (273, 73041630), (315, 63302746), (390, 51129141), (455, 43824978), (546, 36520815), (585, 34086094), (630, 31651373), (819, 24347210), (910, 21912489), (1170, 17043047), (1365, 14608326), (1638, 12173605), (2730, 7304163), (4095, 4869442), (8190, 2434721)]