20190109842

素因数分解:

$2^1\times 3^3\times 7^4\times {\mathrm{155723}}^1$

素因数の和:155762

約数の個数: 80

約数和(自身を含む): 52341950880

約数和(自身を除く): 32151841038

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 49, 54, 63, 98, 126, 147, 189, 294, 343, 378, 441, 686, 882, 1029, 1323, 2058, 2401, 2646, 3087, 4802, 6174, 7203, 9261, 14406, 18522, 21609, 43218, 64827, 129654, 155723, 311446, 467169, 934338, 1090061, 1401507, 2180122, 2803014, 3270183, 4204521, 6540366, 7630427, 8409042, 9810549, 15260854, 19621098, 22891281, 29431647, 45782562, 53412989, 58863294, 68673843, 106825978, 137347686, 160238967, 206021529, 320477934, 373890923, 412043058, 480716901, 747781846, 961433802, 1121672769, 1442150703, 2243345538, 2884301406, 3365018307, 6730036614, 10095054921, 20190109842]

約数ペア:

[(1, 20190109842), (2, 10095054921), (3, 6730036614), (6, 3365018307), (7, 2884301406), (9, 2243345538), (14, 1442150703), (18, 1121672769), (21, 961433802), (27, 747781846), (42, 480716901), (49, 412043058), (54, 373890923), (63, 320477934), (98, 206021529), (126, 160238967), (147, 137347686), (189, 106825978), (294, 68673843), (343, 58863294), (378, 53412989), (441, 45782562), (686, 29431647), (882, 22891281), (1029, 19621098), (1323, 15260854), (2058, 9810549), (2401, 8409042), (2646, 7630427), (3087, 6540366), (4802, 4204521), (6174, 3270183), (7203, 2803014), (9261, 2180122), (14406, 1401507), (18522, 1090061), (21609, 934338), (43218, 467169), (64827, 311446), (129654, 155723)]