1640916

素因数分解:

$2^2\times 3^2\times {\mathrm{19}}^1\times {\mathrm{2399}}^1$

素因数の和:2428

約数の個数: 36

約数和(自身を含む): 4368000

約数和(自身を除く): 2727084

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 36, 38, 57, 76, 114, 171, 228, 342, 684, 2399, 4798, 7197, 9596, 14394, 21591, 28788, 43182, 45581, 86364, 91162, 136743, 182324, 273486, 410229, 546972, 820458, 1640916]

約数ペア:

[(1, 1640916), (2, 820458), (3, 546972), (4, 410229), (6, 273486), (9, 182324), (12, 136743), (18, 91162), (19, 86364), (36, 45581), (38, 43182), (57, 28788), (76, 21591), (114, 14394), (171, 9596), (228, 7197), (342, 4798), (684, 2399)]