20147642116

素因数分解:

$2^2\times 7^1\times {\mathrm{37}}^1\times {\mathrm{1627}}^1\times {\mathrm{11953}}^1$

素因数の和:13628

約数の個数: 48

約数和(自身を含む): 41413246336

約数和(自身を除く): 21265604220

約数列:

[1, 2, 4, 7, 14, 28, 37, 74, 148, 259, 518, 1036, 1627, 3254, 6508, 11389, 11953, 22778, 23906, 45556, 47812, 60199, 83671, 120398, 167342, 240796, 334684, 421393, 442261, 842786, 884522, 1685572, 1769044, 3095827, 6191654, 12383308, 19447531, 38895062, 77790124, 136132717, 272265434, 544530868, 719558647, 1439117294, 2878234588, 5036910529, 10073821058, 20147642116]

約数ペア:

[(1, 20147642116), (2, 10073821058), (4, 5036910529), (7, 2878234588), (14, 1439117294), (28, 719558647), (37, 544530868), (74, 272265434), (148, 136132717), (259, 77790124), (518, 38895062), (1036, 19447531), (1627, 12383308), (3254, 6191654), (6508, 3095827), (11389, 1769044), (11953, 1685572), (22778, 884522), (23906, 842786), (45556, 442261), (47812, 421393), (60199, 334684), (83671, 240796), (120398, 167342)]