19810098201636

素因数分解:

$2^2\times 3^2\times {\mathrm{631}}^1\times {\mathrm{171029}}^1\times {\mathrm{5099}}^1$

素因数の和:176769

約数の個数: 72

約数和(自身を含む): 50165014536000

約数和(自身を除く): 30354916334364

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 631, 1262, 1893, 2524, 3786, 5099, 5679, 7572, 10198, 11358, 15297, 20396, 22716, 30594, 45891, 61188, 91782, 171029, 183564, 342058, 513087, 684116, 1026174, 1539261, 2052348, 3078522, 3217469, 6157044, 6434938, 9652407, 12869876, 19304814, 28957221, 38609628, 57914442, 107919299, 115828884, 215838598, 323757897, 431677196, 647515794, 872076871, 971273691, 1295031588, 1744153742, 1942547382, 2616230613, 3488307484, 3885094764, 5232461226, 7848691839, 10464922452, 15697383678, 31394767356, 550280505601, 1100561011202, 1650841516803, 2201122022404, 3301683033606, 4952524550409, 6603366067212, 9905049100818, 19810098201636]

約数ペア:

[(1, 19810098201636), (2, 9905049100818), (3, 6603366067212), (4, 4952524550409), (6, 3301683033606), (9, 2201122022404), (12, 1650841516803), (18, 1100561011202), (36, 550280505601), (631, 31394767356), (1262, 15697383678), (1893, 10464922452), (2524, 7848691839), (3786, 5232461226), (5099, 3885094764), (5679, 3488307484), (7572, 2616230613), (10198, 1942547382), (11358, 1744153742), (15297, 1295031588), (20396, 971273691), (22716, 872076871), (30594, 647515794), (45891, 431677196), (61188, 323757897), (91782, 215838598), (171029, 115828884), (183564, 107919299), (342058, 57914442), (513087, 38609628), (684116, 28957221), (1026174, 19304814), (1539261, 12869876), (2052348, 9652407), (3078522, 6434938), (3217469, 6157044)]