19263660

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{24697}}^1$

素因数の和:24722

約数の個数: 48

約数和(自身を含む): 58089696

約数和(自身を除く): 38826036

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 24697, 49394, 74091, 98788, 123485, 148182, 246970, 296364, 321061, 370455, 493940, 642122, 740910, 963183, 1284244, 1481820, 1605305, 1926366, 3210610, 3852732, 4815915, 6421220, 9631830, 19263660]

約数ペア:

[(1, 19263660), (2, 9631830), (3, 6421220), (4, 4815915), (5, 3852732), (6, 3210610), (10, 1926366), (12, 1605305), (13, 1481820), (15, 1284244), (20, 963183), (26, 740910), (30, 642122), (39, 493940), (52, 370455), (60, 321061), (65, 296364), (78, 246970), (130, 148182), (156, 123485), (195, 98788), (260, 74091), (390, 49394), (780, 24697)]