19890792

素因数分解:

$2^3\times 3^3\times {\mathrm{71}}^1\times {\mathrm{1297}}^1$

素因数の和:1383

約数の個数: 64

約数和(自身を含む): 56073600

約数和(自身を除く): 36182808

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 71, 72, 108, 142, 213, 216, 284, 426, 568, 639, 852, 1278, 1297, 1704, 1917, 2556, 2594, 3834, 3891, 5112, 5188, 7668, 7782, 10376, 11673, 15336, 15564, 23346, 31128, 35019, 46692, 70038, 92087, 93384, 140076, 184174, 276261, 280152, 368348, 552522, 736696, 828783, 1105044, 1657566, 2210088, 2486349, 3315132, 4972698, 6630264, 9945396, 19890792]

約数ペア:

[(1, 19890792), (2, 9945396), (3, 6630264), (4, 4972698), (6, 3315132), (8, 2486349), (9, 2210088), (12, 1657566), (18, 1105044), (24, 828783), (27, 736696), (36, 552522), (54, 368348), (71, 280152), (72, 276261), (108, 184174), (142, 140076), (213, 93384), (216, 92087), (284, 70038), (426, 46692), (568, 35019), (639, 31128), (852, 23346), (1278, 15564), (1297, 15336), (1704, 11673), (1917, 10376), (2556, 7782), (2594, 7668), (3834, 5188), (3891, 5112)]