19519116

素因数分解:

$2^2\times 3^1\times {\mathrm{41}}^1\times {\mathrm{97}}^1\times {\mathrm{409}}^1$

素因数の和:554

約数の個数: 48

約数和(自身を含む): 47251680

約数和(自身を除く): 27732564

約数列:

[1, 2, 3, 4, 6, 12, 41, 82, 97, 123, 164, 194, 246, 291, 388, 409, 492, 582, 818, 1164, 1227, 1636, 2454, 3977, 4908, 7954, 11931, 15908, 16769, 23862, 33538, 39673, 47724, 50307, 67076, 79346, 100614, 119019, 158692, 201228, 238038, 476076, 1626593, 3253186, 4879779, 6506372, 9759558, 19519116]

約数ペア:

[(1, 19519116), (2, 9759558), (3, 6506372), (4, 4879779), (6, 3253186), (12, 1626593), (41, 476076), (82, 238038), (97, 201228), (123, 158692), (164, 119019), (194, 100614), (246, 79346), (291, 67076), (388, 50307), (409, 47724), (492, 39673), (582, 33538), (818, 23862), (1164, 16769), (1227, 15908), (1636, 11931), (2454, 7954), (3977, 4908)]