19106490

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{48991}}^1$

素因数の和:49014

約数の個数: 32

約数和(自身を含む): 49383936

約数和(自身を除く): 30277446

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 48991, 97982, 146973, 244955, 293946, 489910, 636883, 734865, 1273766, 1469730, 1910649, 3184415, 3821298, 6368830, 9553245, 19106490]

約数ペア:

[(1, 19106490), (2, 9553245), (3, 6368830), (5, 3821298), (6, 3184415), (10, 1910649), (13, 1469730), (15, 1273766), (26, 734865), (30, 636883), (39, 489910), (65, 293946), (78, 244955), (130, 146973), (195, 97982), (390, 48991)]