1900550646488

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{42641}}^1\times {\mathrm{428567}}^1$

素因数の和:471227

約数の個数: 32

約数和(自身を含む): 3837749297760

約数和(自身を除く): 1937198651272

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 42641, 85282, 170564, 341128, 428567, 554333, 857134, 1108666, 1714268, 2217332, 3428536, 4434664, 5571371, 11142742, 22285484, 44570968, 18274525447, 36549050894, 73098101788, 146196203576, 237568830811, 475137661622, 950275323244, 1900550646488]

約数ペア:

[(1, 1900550646488), (2, 950275323244), (4, 475137661622), (8, 237568830811), (13, 146196203576), (26, 73098101788), (52, 36549050894), (104, 18274525447), (42641, 44570968), (85282, 22285484), (170564, 11142742), (341128, 5571371), (428567, 4434664), (554333, 3428536), (857134, 2217332), (1108666, 1714268)]