18440830

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{1367}}^1$

素因数の和:1464

約数の個数: 32

約数和(自身を含む): 35458560

約数和(自身を除く): 17017730

約数列:

[1, 2, 5, 10, 19, 38, 71, 95, 142, 190, 355, 710, 1349, 1367, 2698, 2734, 6745, 6835, 13490, 13670, 25973, 51946, 97057, 129865, 194114, 259730, 485285, 970570, 1844083, 3688166, 9220415, 18440830]

約数ペア:

[(1, 18440830), (2, 9220415), (5, 3688166), (10, 1844083), (19, 970570), (38, 485285), (71, 259730), (95, 194114), (142, 129865), (190, 97057), (355, 51946), (710, 25973), (1349, 13670), (1367, 13490), (2698, 6835), (2734, 6745)]