389435932

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{383}}^1\times {\mathrm{787}}^1$

素因数の和:1210

約数の個数: 48

約数和(自身を含む): 762531840

約数和(自身を除く): 373095908

約数列:

[1, 2, 4, 17, 19, 34, 38, 68, 76, 323, 383, 646, 766, 787, 1292, 1532, 1574, 3148, 6511, 7277, 13022, 13379, 14554, 14953, 26044, 26758, 29108, 29906, 53516, 59812, 123709, 247418, 254201, 301421, 494836, 508402, 602842, 1016804, 1205684, 5124157, 5726999, 10248314, 11453998, 20496628, 22907996, 97358983, 194717966, 389435932]

約数ペア:

[(1, 389435932), (2, 194717966), (4, 97358983), (17, 22907996), (19, 20496628), (34, 11453998), (38, 10248314), (68, 5726999), (76, 5124157), (323, 1205684), (383, 1016804), (646, 602842), (766, 508402), (787, 494836), (1292, 301421), (1532, 254201), (1574, 247418), (3148, 123709), (6511, 59812), (7277, 53516), (13022, 29906), (13379, 29108), (14554, 26758), (14953, 26044)]