20189816303618

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{157}}^1\times {\mathrm{331}}^1\times {\mathrm{878987}}^1$

素因数の和:879507

約数の個数: 64

約数和(自身を含む): 34857795063168

約数和(自身を除く): 14667978759550

約数列:

[1, 2, 13, 17, 26, 34, 157, 221, 314, 331, 442, 662, 2041, 2669, 4082, 4303, 5338, 5627, 8606, 11254, 34697, 51967, 69394, 73151, 103934, 146302, 675571, 878987, 883439, 1351142, 1757974, 1766878, 11426831, 11484707, 14942779, 22853662, 22969414, 29885558, 138000959, 194256127, 276001918, 290944697, 388512254, 581889394, 1794012467, 2346016303, 3588024934, 3782281061, 4692032606, 4946059849, 7564562122, 9892119698, 30498211939, 45678317429, 60996423878, 64298778037, 91356634858, 128597556074, 593818126577, 776531396293, 1187636253154, 1553062792586, 10094908151809, 20189816303618]

約数ペア:

[(1, 20189816303618), (2, 10094908151809), (13, 1553062792586), (17, 1187636253154), (26, 776531396293), (34, 593818126577), (157, 128597556074), (221, 91356634858), (314, 64298778037), (331, 60996423878), (442, 45678317429), (662, 30498211939), (2041, 9892119698), (2669, 7564562122), (4082, 4946059849), (4303, 4692032606), (5338, 3782281061), (5627, 3588024934), (8606, 2346016303), (11254, 1794012467), (34697, 581889394), (51967, 388512254), (69394, 290944697), (73151, 276001918), (103934, 194256127), (146302, 138000959), (675571, 29885558), (878987, 22969414), (883439, 22853662), (1351142, 14942779), (1757974, 11484707), (1766878, 11426831)]