19393328

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{47}}^1$

素因数の和:150

約数の個数: 80

約数和(自身を含む): 42747264

約数和(自身を除く): 23353936

約数列:

[1, 2, 4, 8, 16, 17, 34, 37, 41, 47, 68, 74, 82, 94, 136, 148, 164, 188, 272, 296, 328, 376, 592, 629, 656, 697, 752, 799, 1258, 1394, 1517, 1598, 1739, 1927, 2516, 2788, 3034, 3196, 3478, 3854, 5032, 5576, 6068, 6392, 6956, 7708, 10064, 11152, 12136, 12784, 13912, 15416, 24272, 25789, 27824, 29563, 30832, 32759, 51578, 59126, 65518, 71299, 103156, 118252, 131036, 142598, 206312, 236504, 262072, 285196, 412624, 473008, 524144, 570392, 1140784, 1212083, 2424166, 4848332, 9696664, 19393328]

約数ペア:

[(1, 19393328), (2, 9696664), (4, 4848332), (8, 2424166), (16, 1212083), (17, 1140784), (34, 570392), (37, 524144), (41, 473008), (47, 412624), (68, 285196), (74, 262072), (82, 236504), (94, 206312), (136, 142598), (148, 131036), (164, 118252), (188, 103156), (272, 71299), (296, 65518), (328, 59126), (376, 51578), (592, 32759), (629, 30832), (656, 29563), (697, 27824), (752, 25789), (799, 24272), (1258, 15416), (1394, 13912), (1517, 12784), (1598, 12136), (1739, 11152), (1927, 10064), (2516, 7708), (2788, 6956), (3034, 6392), (3196, 6068), (3478, 5576), (3854, 5032)]