20280856766

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{103}}^1\times {\mathrm{167149}}^1$

素因数の和:167304

約数の個数: 32

約数和(自身を含む): 33376512000

約数和(自身を除く): 13095655234

約数列:

[1, 2, 19, 31, 38, 62, 103, 206, 589, 1178, 1957, 3193, 3914, 6386, 60667, 121334, 167149, 334298, 3175831, 5181619, 6351662, 10363238, 17216347, 34432694, 98450761, 196901522, 327110593, 533706757, 654221186, 1067413514, 10140428383, 20280856766]

約数ペア:

[(1, 20280856766), (2, 10140428383), (19, 1067413514), (31, 654221186), (38, 533706757), (62, 327110593), (103, 196901522), (206, 98450761), (589, 34432694), (1178, 17216347), (1957, 10363238), (3193, 6351662), (3914, 5181619), (6386, 3175831), (60667, 334298), (121334, 167149)]