31505648

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{2801}}^1$

素因数の和:2865

約数の個数: 40

約数和(自身を含む): 66015120

約数和(自身を除く): 34509472

約数列:

[1, 2, 4, 8, 16, 19, 37, 38, 74, 76, 148, 152, 296, 304, 592, 703, 1406, 2801, 2812, 5602, 5624, 11204, 11248, 22408, 44816, 53219, 103637, 106438, 207274, 212876, 414548, 425752, 829096, 851504, 1658192, 1969103, 3938206, 7876412, 15752824, 31505648]

約数ペア:

[(1, 31505648), (2, 15752824), (4, 7876412), (8, 3938206), (16, 1969103), (19, 1658192), (37, 851504), (38, 829096), (74, 425752), (76, 414548), (148, 212876), (152, 207274), (296, 106438), (304, 103637), (592, 53219), (703, 44816), (1406, 22408), (2801, 11248), (2812, 11204), (5602, 5624)]