19066470

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{89}}^1\times {\mathrm{193}}^1$

素因数の和:329

約数の個数: 64

約数和(自身を含む): 47770560

約数和(自身を除く): 28704090

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 37, 74, 89, 111, 178, 185, 193, 222, 267, 370, 386, 445, 534, 555, 579, 890, 965, 1110, 1158, 1335, 1930, 2670, 2895, 3293, 5790, 6586, 7141, 9879, 14282, 16465, 17177, 19758, 21423, 32930, 34354, 35705, 42846, 49395, 51531, 71410, 85885, 98790, 103062, 107115, 171770, 214230, 257655, 515310, 635549, 1271098, 1906647, 3177745, 3813294, 6355490, 9533235, 19066470]

約数ペア:

[(1, 19066470), (2, 9533235), (3, 6355490), (5, 3813294), (6, 3177745), (10, 1906647), (15, 1271098), (30, 635549), (37, 515310), (74, 257655), (89, 214230), (111, 171770), (178, 107115), (185, 103062), (193, 98790), (222, 85885), (267, 71410), (370, 51531), (386, 49395), (445, 42846), (534, 35705), (555, 34354), (579, 32930), (890, 21423), (965, 19758), (1110, 17177), (1158, 16465), (1335, 14282), (1930, 9879), (2670, 7141), (2895, 6586), (3293, 5790)]