309409528

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{19763}}^1$

素因数の和:19891

約数の個数: 32

約数和(自身を含む): 616636800

約数和(自身を除く): 307227272

約数列:

[1, 2, 4, 8, 19, 38, 76, 103, 152, 206, 412, 824, 1957, 3914, 7828, 15656, 19763, 39526, 79052, 158104, 375497, 750994, 1501988, 2035589, 3003976, 4071178, 8142356, 16284712, 38676191, 77352382, 154704764, 309409528]

約数ペア:

[(1, 309409528), (2, 154704764), (4, 77352382), (8, 38676191), (19, 16284712), (38, 8142356), (76, 4071178), (103, 3003976), (152, 2035589), (206, 1501988), (412, 750994), (824, 375497), (1957, 158104), (3914, 79052), (7828, 39526), (15656, 19763)]