19009116

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{241}}^1\times {\mathrm{313}}^1$

素因数の和:571

約数の個数: 72

約数和(自身を含む): 55319264

約数和(自身を除く): 36310148

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 241, 252, 313, 482, 626, 723, 939, 964, 1252, 1446, 1687, 1878, 2169, 2191, 2817, 2892, 3374, 3756, 4338, 4382, 5061, 5634, 6573, 6748, 8676, 8764, 10122, 11268, 13146, 15183, 19719, 20244, 26292, 30366, 39438, 60732, 75433, 78876, 150866, 226299, 301732, 452598, 528031, 678897, 905196, 1056062, 1357794, 1584093, 2112124, 2715588, 3168186, 4752279, 6336372, 9504558, 19009116]

約数ペア:

[(1, 19009116), (2, 9504558), (3, 6336372), (4, 4752279), (6, 3168186), (7, 2715588), (9, 2112124), (12, 1584093), (14, 1357794), (18, 1056062), (21, 905196), (28, 678897), (36, 528031), (42, 452598), (63, 301732), (84, 226299), (126, 150866), (241, 78876), (252, 75433), (313, 60732), (482, 39438), (626, 30366), (723, 26292), (939, 20244), (964, 19719), (1252, 15183), (1446, 13146), (1687, 11268), (1878, 10122), (2169, 8764), (2191, 8676), (2817, 6748), (2892, 6573), (3374, 5634), (3756, 5061), (4338, 4382)]