20184877658

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{103}}^1\times {\mathrm{12671}}^1$

素因数の和:12843

約数の個数: 64

約数和(自身を含む): 36057415680

約数和(自身を除く): 15872538022

約数列:

[1, 2, 11, 19, 22, 37, 38, 74, 103, 206, 209, 407, 418, 703, 814, 1133, 1406, 1957, 2266, 3811, 3914, 7622, 7733, 12671, 15466, 21527, 25342, 41921, 43054, 72409, 83842, 139381, 144818, 240749, 278762, 468827, 481498, 796499, 937654, 1305113, 1592998, 2610226, 2648239, 5157097, 5296478, 8907713, 10314194, 14356243, 17815426, 24797147, 28712486, 48289181, 49594294, 96578362, 97984843, 195969686, 272768617, 531180991, 545537234, 917494439, 1062361982, 1834988878, 10092438829, 20184877658]

約数ペア:

[(1, 20184877658), (2, 10092438829), (11, 1834988878), (19, 1062361982), (22, 917494439), (37, 545537234), (38, 531180991), (74, 272768617), (103, 195969686), (206, 97984843), (209, 96578362), (407, 49594294), (418, 48289181), (703, 28712486), (814, 24797147), (1133, 17815426), (1406, 14356243), (1957, 10314194), (2266, 8907713), (3811, 5296478), (3914, 5157097), (7622, 2648239), (7733, 2610226), (12671, 1592998), (15466, 1305113), (21527, 937654), (25342, 796499), (41921, 481498), (43054, 468827), (72409, 278762), (83842, 240749), (139381, 144818)]