20171851936

素因数分解:

$2^5\times {\mathrm{373}}^1\times {\mathrm{809}}^1\times {\mathrm{2089}}^1$

素因数の和:3281

約数の個数: 48

約数和(自身を含む): 39888109800

約数和(自身を除く): 19716257864

約数列:

[1, 2, 4, 8, 16, 32, 373, 746, 809, 1492, 1618, 2089, 2984, 3236, 4178, 5968, 6472, 8356, 11936, 12944, 16712, 25888, 33424, 66848, 301757, 603514, 779197, 1207028, 1558394, 1690001, 2414056, 3116788, 3380002, 4828112, 6233576, 6760004, 9656224, 12467152, 13520008, 24934304, 27040016, 54080032, 630370373, 1260740746, 2521481492, 5042962984, 10085925968, 20171851936]

約数ペア:

[(1, 20171851936), (2, 10085925968), (4, 5042962984), (8, 2521481492), (16, 1260740746), (32, 630370373), (373, 54080032), (746, 27040016), (809, 24934304), (1492, 13520008), (1618, 12467152), (2089, 9656224), (2984, 6760004), (3236, 6233576), (4178, 4828112), (5968, 3380002), (6472, 3116788), (8356, 2414056), (11936, 1690001), (12944, 1558394), (16712, 1207028), (25888, 779197), (33424, 603514), (66848, 301757)]