18728016

素因数分解:

$2^4\times 3^1\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{389}}^1$

素因数の和:476

約数の個数: 80

約数和(自身を含む): 52228800

約数和(自身を除く): 33500784

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 17, 24, 34, 48, 51, 59, 68, 102, 118, 136, 177, 204, 236, 272, 354, 389, 408, 472, 708, 778, 816, 944, 1003, 1167, 1416, 1556, 2006, 2334, 2832, 3009, 3112, 4012, 4668, 6018, 6224, 6613, 8024, 9336, 12036, 13226, 16048, 18672, 19839, 22951, 24072, 26452, 39678, 45902, 48144, 52904, 68853, 79356, 91804, 105808, 137706, 158712, 183608, 275412, 317424, 367216, 390167, 550824, 780334, 1101648, 1170501, 1560668, 2341002, 3121336, 4682004, 6242672, 9364008, 18728016]

約数ペア:

[(1, 18728016), (2, 9364008), (3, 6242672), (4, 4682004), (6, 3121336), (8, 2341002), (12, 1560668), (16, 1170501), (17, 1101648), (24, 780334), (34, 550824), (48, 390167), (51, 367216), (59, 317424), (68, 275412), (102, 183608), (118, 158712), (136, 137706), (177, 105808), (204, 91804), (236, 79356), (272, 68853), (354, 52904), (389, 48144), (408, 45902), (472, 39678), (708, 26452), (778, 24072), (816, 22951), (944, 19839), (1003, 18672), (1167, 16048), (1416, 13226), (1556, 12036), (2006, 9336), (2334, 8024), (2832, 6613), (3009, 6224), (3112, 6018), (4012, 4668)]