20196538908

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{973421}}^1$

素因数の和:973467

約数の個数: 96

約数和(自身を含む): 61053027840

約数和(自身を除く): 40856488932

約数列:

[1, 2, 3, 4, 6, 7, 12, 13, 14, 19, 21, 26, 28, 38, 39, 42, 52, 57, 76, 78, 84, 91, 114, 133, 156, 182, 228, 247, 266, 273, 364, 399, 494, 532, 546, 741, 798, 988, 1092, 1482, 1596, 1729, 2964, 3458, 5187, 6916, 10374, 20748, 973421, 1946842, 2920263, 3893684, 5840526, 6813947, 11681052, 12654473, 13627894, 18494999, 20441841, 25308946, 27255788, 36989998, 37963419, 40883682, 50617892, 55484997, 73979996, 75926838, 81767364, 88581311, 110969994, 129464993, 151853676, 177162622, 221939988, 240434987, 258929986, 265743933, 354325244, 388394979, 480869974, 517859972, 531487866, 721304961, 776789958, 961739948, 1062975732, 1442609922, 1553579916, 1683044909, 2885219844, 3366089818, 5049134727, 6732179636, 10098269454, 20196538908]

約数ペア:

[(1, 20196538908), (2, 10098269454), (3, 6732179636), (4, 5049134727), (6, 3366089818), (7, 2885219844), (12, 1683044909), (13, 1553579916), (14, 1442609922), (19, 1062975732), (21, 961739948), (26, 776789958), (28, 721304961), (38, 531487866), (39, 517859972), (42, 480869974), (52, 388394979), (57, 354325244), (76, 265743933), (78, 258929986), (84, 240434987), (91, 221939988), (114, 177162622), (133, 151853676), (156, 129464993), (182, 110969994), (228, 88581311), (247, 81767364), (266, 75926838), (273, 73979996), (364, 55484997), (399, 50617892), (494, 40883682), (532, 37963419), (546, 36989998), (741, 27255788), (798, 25308946), (988, 20441841), (1092, 18494999), (1482, 13627894), (1596, 12654473), (1729, 11681052), (2964, 6813947), (3458, 5840526), (5187, 3893684), (6916, 2920263), (10374, 1946842), (20748, 973421)]