20199835026

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{113}}^1\times {\mathrm{472909}}^1$

素因数の和:473040

約数の個数: 64

約数和(自身を含む): 51755270400

約数和(自身を除く): 31555435374

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 113, 126, 189, 226, 339, 378, 678, 791, 1017, 1582, 2034, 2373, 3051, 4746, 6102, 7119, 14238, 21357, 42714, 472909, 945818, 1418727, 2837454, 3310363, 4256181, 6620726, 8512362, 9931089, 12768543, 19862178, 25537086, 29793267, 53438717, 59586534, 89379801, 106877434, 160316151, 178759602, 320632302, 374071019, 480948453, 748142038, 961896906, 1122213057, 1442845359, 2244426114, 2885690718, 3366639171, 6733278342, 10099917513, 20199835026]

約数ペア:

[(1, 20199835026), (2, 10099917513), (3, 6733278342), (6, 3366639171), (7, 2885690718), (9, 2244426114), (14, 1442845359), (18, 1122213057), (21, 961896906), (27, 748142038), (42, 480948453), (54, 374071019), (63, 320632302), (113, 178759602), (126, 160316151), (189, 106877434), (226, 89379801), (339, 59586534), (378, 53438717), (678, 29793267), (791, 25537086), (1017, 19862178), (1582, 12768543), (2034, 9931089), (2373, 8512362), (3051, 6620726), (4746, 4256181), (6102, 3310363), (7119, 2837454), (14238, 1418727), (21357, 945818), (42714, 472909)]