2019194625

素因数分解:

$3^1\times 5^3\times 7^1\times {\mathrm{557}}^1\times {\mathrm{1381}}^1$

素因数の和:1963

約数の個数: 64

約数和(自身を含む): 3849610752

約数和(自身を除く): 1830416127

約数列:

[1, 3, 5, 7, 15, 21, 25, 35, 75, 105, 125, 175, 375, 525, 557, 875, 1381, 1671, 2625, 2785, 3899, 4143, 6905, 8355, 9667, 11697, 13925, 19495, 20715, 29001, 34525, 41775, 48335, 58485, 69625, 97475, 103575, 145005, 172625, 208875, 241675, 292425, 487375, 517875, 725025, 769217, 1208375, 1462125, 2307651, 3625125, 3846085, 5384519, 11538255, 16153557, 19230425, 26922595, 57691275, 80767785, 96152125, 134612975, 288456375, 403838925, 673064875, 2019194625]

約数ペア:

[(1, 2019194625), (3, 673064875), (5, 403838925), (7, 288456375), (15, 134612975), (21, 96152125), (25, 80767785), (35, 57691275), (75, 26922595), (105, 19230425), (125, 16153557), (175, 11538255), (375, 5384519), (525, 3846085), (557, 3625125), (875, 2307651), (1381, 1462125), (1671, 1208375), (2625, 769217), (2785, 725025), (3899, 517875), (4143, 487375), (6905, 292425), (8355, 241675), (9667, 208875), (11697, 172625), (13925, 145005), (19495, 103575), (20715, 97475), (29001, 69625), (34525, 58485), (41775, 48335)]