2006807778

素因数分解:

$2^1\times 3^3\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{21977}}^1$

素因数の和:22096

約数の個数: 64

約数和(自身を含む): 4747248000

約数和(自身を除く): 2740440222

約数列:

[1, 2, 3, 6, 9, 18, 19, 27, 38, 54, 57, 89, 114, 171, 178, 267, 342, 513, 534, 801, 1026, 1602, 1691, 2403, 3382, 4806, 5073, 10146, 15219, 21977, 30438, 43954, 45657, 65931, 91314, 131862, 197793, 395586, 417563, 593379, 835126, 1186758, 1252689, 1955953, 2505378, 3758067, 3911906, 5867859, 7516134, 11274201, 11735718, 17603577, 22548402, 35207154, 37163107, 52810731, 74326214, 105621462, 111489321, 222978642, 334467963, 668935926, 1003403889, 2006807778]

約数ペア:

[(1, 2006807778), (2, 1003403889), (3, 668935926), (6, 334467963), (9, 222978642), (18, 111489321), (19, 105621462), (27, 74326214), (38, 52810731), (54, 37163107), (57, 35207154), (89, 22548402), (114, 17603577), (171, 11735718), (178, 11274201), (267, 7516134), (342, 5867859), (513, 3911906), (534, 3758067), (801, 2505378), (1026, 1955953), (1602, 1252689), (1691, 1186758), (2403, 835126), (3382, 593379), (4806, 417563), (5073, 395586), (10146, 197793), (15219, 131862), (21977, 91314), (30438, 65931), (43954, 45657)]