16787930

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{1553}}^1$

素因数の和:1630

約数の個数: 32

約数和(自身を含む): 32223744

約数和(自身を除く): 15435814

約数列:

[1, 2, 5, 10, 23, 46, 47, 94, 115, 230, 235, 470, 1081, 1553, 2162, 3106, 5405, 7765, 10810, 15530, 35719, 71438, 72991, 145982, 178595, 357190, 364955, 729910, 1678793, 3357586, 8393965, 16787930]

約数ペア:

[(1, 16787930), (2, 8393965), (5, 3357586), (10, 1678793), (23, 729910), (46, 364955), (47, 357190), (94, 178595), (115, 145982), (230, 72991), (235, 71438), (470, 35719), (1081, 15530), (1553, 10810), (2162, 7765), (3106, 5405)]