19650778812

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{457}}^1\times {\mathrm{170633}}^1$

素因数の和:171107

約数の個数: 72

約数和(自身を含む): 56893470816

約数和(自身を除く): 37242692004

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 457, 914, 1371, 1828, 2742, 3199, 4113, 5484, 6398, 8226, 9597, 12796, 16452, 19194, 28791, 38388, 57582, 115164, 170633, 341266, 511899, 682532, 1023798, 1194431, 1535697, 2047596, 2388862, 3071394, 3583293, 4777724, 6142788, 7166586, 10749879, 14333172, 21499758, 42999516, 77979281, 155958562, 233937843, 311917124, 467875686, 545854967, 701813529, 935751372, 1091709934, 1403627058, 1637564901, 2183419868, 2807254116, 3275129802, 4912694703, 6550259604, 9825389406, 19650778812]

約数ペア:

[(1, 19650778812), (2, 9825389406), (3, 6550259604), (4, 4912694703), (6, 3275129802), (7, 2807254116), (9, 2183419868), (12, 1637564901), (14, 1403627058), (18, 1091709934), (21, 935751372), (28, 701813529), (36, 545854967), (42, 467875686), (63, 311917124), (84, 233937843), (126, 155958562), (252, 77979281), (457, 42999516), (914, 21499758), (1371, 14333172), (1828, 10749879), (2742, 7166586), (3199, 6142788), (4113, 4777724), (5484, 3583293), (6398, 3071394), (8226, 2388862), (9597, 2047596), (12796, 1535697), (16452, 1194431), (19194, 1023798), (28791, 682532), (38388, 511899), (57582, 341266), (115164, 170633)]