18402364994

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{418559}}^1$

素因数の和:418682

約数の個数: 32

約数和(自身を含む): 31643136000

約数和(自身を除く): 13240771006

約数列:

[1, 2, 13, 19, 26, 38, 89, 178, 247, 494, 1157, 1691, 2314, 3382, 21983, 43966, 418559, 837118, 5441267, 7952621, 10882534, 15905242, 37251751, 74503502, 103384073, 206768146, 484272763, 707783269, 968545526, 1415566538, 9201182497, 18402364994]

約数ペア:

[(1, 18402364994), (2, 9201182497), (13, 1415566538), (19, 968545526), (26, 707783269), (38, 484272763), (89, 206768146), (178, 103384073), (247, 74503502), (494, 37251751), (1157, 15905242), (1691, 10882534), (2314, 7952621), (3382, 5441267), (21983, 837118), (43966, 418559)]