20199985413

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{137}}^1\times {\mathrm{733}}^1\times {\mathrm{3529}}^1$

素因数の和:4421

約数の個数: 32

約数和(自身を含む): 28604860800

約数和(自身を除く): 8404875387

約数列:

[1, 3, 19, 57, 137, 411, 733, 2199, 2603, 3529, 7809, 10587, 13927, 41781, 67051, 100421, 201153, 301263, 483473, 1450419, 1907999, 2586757, 5723997, 7760271, 9185987, 27557961, 49148383, 147445149, 354385709, 1063157127, 6733328471, 20199985413]

約数ペア:

[(1, 20199985413), (3, 6733328471), (19, 1063157127), (57, 354385709), (137, 147445149), (411, 49148383), (733, 27557961), (2199, 9185987), (2603, 7760271), (3529, 5723997), (7809, 2586757), (10587, 1907999), (13927, 1450419), (41781, 483473), (67051, 301263), (100421, 201153)]