19514586

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{347}}^1$

素因数の和:475

約数の個数: 64

約数和(自身を含む): 48642048

約数和(自身を除く): 29127462

約数列:

[1, 2, 3, 6, 7, 13, 14, 21, 26, 39, 42, 78, 91, 103, 182, 206, 273, 309, 347, 546, 618, 694, 721, 1041, 1339, 1442, 2082, 2163, 2429, 2678, 4017, 4326, 4511, 4858, 7287, 8034, 9022, 9373, 13533, 14574, 18746, 27066, 28119, 31577, 35741, 56238, 63154, 71482, 94731, 107223, 189462, 214446, 250187, 464633, 500374, 750561, 929266, 1393899, 1501122, 2787798, 3252431, 6504862, 9757293, 19514586]

約数ペア:

[(1, 19514586), (2, 9757293), (3, 6504862), (6, 3252431), (7, 2787798), (13, 1501122), (14, 1393899), (21, 929266), (26, 750561), (39, 500374), (42, 464633), (78, 250187), (91, 214446), (103, 189462), (182, 107223), (206, 94731), (273, 71482), (309, 63154), (347, 56238), (546, 35741), (618, 31577), (694, 28119), (721, 27066), (1041, 18746), (1339, 14574), (1442, 13533), (2082, 9373), (2163, 9022), (2429, 8034), (2678, 7287), (4017, 4858), (4326, 4511)]