19946770

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{277}}^1\times {\mathrm{379}}^1$

素因数の和:682

約数の個数: 32

約数和(自身を含む): 38030400

約数和(自身を除く): 18083630

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 277, 379, 554, 758, 1385, 1895, 2770, 3790, 5263, 7201, 10526, 14402, 26315, 36005, 52630, 72010, 104983, 209966, 524915, 1049830, 1994677, 3989354, 9973385, 19946770]

約数ペア:

[(1, 19946770), (2, 9973385), (5, 3989354), (10, 1994677), (19, 1049830), (38, 524915), (95, 209966), (190, 104983), (277, 72010), (379, 52630), (554, 36005), (758, 26315), (1385, 14402), (1895, 10526), (2770, 7201), (3790, 5263)]