19018392

素因数分解:

$2^3\times 3^1\times {\mathrm{19}}^1\times {\mathrm{179}}^1\times {\mathrm{233}}^1$

素因数の和:440

約数の個数: 64

約数和(自身を含む): 50544000

約数和(自身を除く): 31525608

約数列:

[1, 2, 3, 4, 6, 8, 12, 19, 24, 38, 57, 76, 114, 152, 179, 228, 233, 358, 456, 466, 537, 699, 716, 932, 1074, 1398, 1432, 1864, 2148, 2796, 3401, 4296, 4427, 5592, 6802, 8854, 10203, 13281, 13604, 17708, 20406, 26562, 27208, 35416, 40812, 41707, 53124, 81624, 83414, 106248, 125121, 166828, 250242, 333656, 500484, 792433, 1000968, 1584866, 2377299, 3169732, 4754598, 6339464, 9509196, 19018392]

約数ペア:

[(1, 19018392), (2, 9509196), (3, 6339464), (4, 4754598), (6, 3169732), (8, 2377299), (12, 1584866), (19, 1000968), (24, 792433), (38, 500484), (57, 333656), (76, 250242), (114, 166828), (152, 125121), (179, 106248), (228, 83414), (233, 81624), (358, 53124), (456, 41707), (466, 40812), (537, 35416), (699, 27208), (716, 26562), (932, 20406), (1074, 17708), (1398, 13604), (1432, 13281), (1864, 10203), (2148, 8854), (2796, 6802), (3401, 5592), (4296, 4427)]