19706076

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^2\times {\mathrm{41}}^1\times {\mathrm{79}}^1$

素因数の和:156

約数の個数: 108

約数和(自身を含む): 55954080

約数和(自身を除く): 36248004

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 41, 52, 78, 79, 82, 117, 123, 156, 158, 164, 169, 234, 237, 246, 316, 338, 369, 468, 474, 492, 507, 533, 676, 711, 738, 948, 1014, 1027, 1066, 1422, 1476, 1521, 1599, 2028, 2054, 2132, 2844, 3042, 3081, 3198, 3239, 4108, 4797, 6084, 6162, 6396, 6478, 6929, 9243, 9594, 9717, 12324, 12956, 13351, 13858, 18486, 19188, 19434, 20787, 26702, 27716, 29151, 36972, 38868, 40053, 41574, 42107, 53404, 58302, 62361, 80106, 83148, 84214, 116604, 120159, 124722, 126321, 160212, 168428, 240318, 249444, 252642, 378963, 480636, 505284, 547391, 757926, 1094782, 1515852, 1642173, 2189564, 3284346, 4926519, 6568692, 9853038, 19706076]

約数ペア:

[(1, 19706076), (2, 9853038), (3, 6568692), (4, 4926519), (6, 3284346), (9, 2189564), (12, 1642173), (13, 1515852), (18, 1094782), (26, 757926), (36, 547391), (39, 505284), (41, 480636), (52, 378963), (78, 252642), (79, 249444), (82, 240318), (117, 168428), (123, 160212), (156, 126321), (158, 124722), (164, 120159), (169, 116604), (234, 84214), (237, 83148), (246, 80106), (316, 62361), (338, 58302), (369, 53404), (468, 42107), (474, 41574), (492, 40053), (507, 38868), (533, 36972), (676, 29151), (711, 27716), (738, 26702), (948, 20787), (1014, 19434), (1027, 19188), (1066, 18486), (1422, 13858), (1476, 13351), (1521, 12956), (1599, 12324), (2028, 9717), (2054, 9594), (2132, 9243), (2844, 6929), (3042, 6478), (3081, 6396), (3198, 6162), (3239, 6084), (4108, 4797)]