19389975982

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{103}}^1\times {\mathrm{7321}}^1$

素因数の和:7505

約数の個数: 64

約数和(自身を含む): 33773515776

約数和(自身を除く): 14383539794

約数列:

[1, 2, 13, 23, 26, 43, 46, 86, 103, 206, 299, 559, 598, 989, 1118, 1339, 1978, 2369, 2678, 4429, 4738, 7321, 8858, 12857, 14642, 25714, 30797, 57577, 61594, 95173, 101867, 115154, 168383, 190346, 203734, 314803, 336766, 629606, 754063, 1324271, 1508126, 2188979, 2648542, 4092439, 4377958, 7240469, 8184878, 9802819, 14480938, 17343449, 19605638, 32424709, 34686898, 64849418, 94126097, 188252194, 225464837, 421521217, 450929674, 745768307, 843042434, 1491536614, 9694987991, 19389975982]

約数ペア:

[(1, 19389975982), (2, 9694987991), (13, 1491536614), (23, 843042434), (26, 745768307), (43, 450929674), (46, 421521217), (86, 225464837), (103, 188252194), (206, 94126097), (299, 64849418), (559, 34686898), (598, 32424709), (989, 19605638), (1118, 17343449), (1339, 14480938), (1978, 9802819), (2369, 8184878), (2678, 7240469), (4429, 4377958), (4738, 4092439), (7321, 2648542), (8858, 2188979), (12857, 1508126), (14642, 1324271), (25714, 754063), (30797, 629606), (57577, 336766), (61594, 314803), (95173, 203734), (101867, 190346), (115154, 168383)]