18219819099

素因数分解:

$3^1\times {\mathrm{61}}^1\times {\mathrm{73}}^1\times {\mathrm{541}}^1\times {\mathrm{2521}}^1$

素因数の和:3199

約数の個数: 32

約数和(自身を含む): 25085789248

約数和(自身を除く): 6865970149

約数列:

[1, 3, 61, 73, 183, 219, 541, 1623, 2521, 4453, 7563, 13359, 33001, 39493, 99003, 118479, 153781, 184033, 461343, 552099, 1363861, 2409073, 4091583, 7227219, 11226013, 33678039, 83195521, 99561853, 249586563, 298685559, 6073273033, 18219819099]

約数ペア:

[(1, 18219819099), (3, 6073273033), (61, 298685559), (73, 249586563), (183, 99561853), (219, 83195521), (541, 33678039), (1623, 11226013), (2521, 7227219), (4453, 4091583), (7563, 2409073), (13359, 1363861), (33001, 552099), (39493, 461343), (99003, 184033), (118479, 153781)]