19662588

素因数分解:

$2^2\times 3^6\times {\mathrm{11}}^1\times {\mathrm{613}}^1$

素因数の和:646

約数の個数: 84

約数和(自身を含む): 56372568

約数和(自身を除く): 36709980

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 27, 33, 36, 44, 54, 66, 81, 99, 108, 132, 162, 198, 243, 297, 324, 396, 486, 594, 613, 729, 891, 972, 1188, 1226, 1458, 1782, 1839, 2452, 2673, 2916, 3564, 3678, 5346, 5517, 6743, 7356, 8019, 10692, 11034, 13486, 16038, 16551, 20229, 22068, 26972, 32076, 33102, 40458, 49653, 60687, 66204, 80916, 99306, 121374, 148959, 182061, 198612, 242748, 297918, 364122, 446877, 546183, 595836, 728244, 893754, 1092366, 1638549, 1787508, 2184732, 3277098, 4915647, 6554196, 9831294, 19662588]

約数ペア:

[(1, 19662588), (2, 9831294), (3, 6554196), (4, 4915647), (6, 3277098), (9, 2184732), (11, 1787508), (12, 1638549), (18, 1092366), (22, 893754), (27, 728244), (33, 595836), (36, 546183), (44, 446877), (54, 364122), (66, 297918), (81, 242748), (99, 198612), (108, 182061), (132, 148959), (162, 121374), (198, 99306), (243, 80916), (297, 66204), (324, 60687), (396, 49653), (486, 40458), (594, 33102), (613, 32076), (729, 26972), (891, 22068), (972, 20229), (1188, 16551), (1226, 16038), (1458, 13486), (1782, 11034), (1839, 10692), (2452, 8019), (2673, 7356), (2916, 6743), (3564, 5517), (3678, 5346)]