18157037228

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{479}}^1\times {\mathrm{487}}^1$

素因数の和:1071

約数の個数: 96

約数和(自身を含む): 36597657600

約数和(自身を除く): 18440620372

約数列:

[1, 2, 4, 11, 22, 29, 44, 58, 61, 116, 122, 244, 319, 479, 487, 638, 671, 958, 974, 1276, 1342, 1769, 1916, 1948, 2684, 3538, 5269, 5357, 7076, 10538, 10714, 13891, 14123, 19459, 21076, 21428, 27782, 28246, 29219, 29707, 38918, 55564, 56492, 58438, 59414, 77836, 116876, 118828, 152801, 155353, 233273, 305602, 310706, 321409, 326777, 466546, 611204, 621412, 642818, 653554, 847351, 861503, 933092, 1285636, 1307108, 1694702, 1723006, 2566003, 3389404, 3446012, 5132006, 6764917, 9320861, 9476533, 10264012, 13529834, 14229653, 18641722, 18953066, 27059668, 28459306, 37283444, 37906132, 56918612, 74414087, 148828174, 156526183, 297656348, 313052366, 412659937, 626104732, 825319874, 1650639748, 4539259307, 9078518614, 18157037228]

約数ペア:

[(1, 18157037228), (2, 9078518614), (4, 4539259307), (11, 1650639748), (22, 825319874), (29, 626104732), (44, 412659937), (58, 313052366), (61, 297656348), (116, 156526183), (122, 148828174), (244, 74414087), (319, 56918612), (479, 37906132), (487, 37283444), (638, 28459306), (671, 27059668), (958, 18953066), (974, 18641722), (1276, 14229653), (1342, 13529834), (1769, 10264012), (1916, 9476533), (1948, 9320861), (2684, 6764917), (3538, 5132006), (5269, 3446012), (5357, 3389404), (7076, 2566003), (10538, 1723006), (10714, 1694702), (13891, 1307108), (14123, 1285636), (19459, 933092), (21076, 861503), (21428, 847351), (27782, 653554), (28246, 642818), (29219, 621412), (29707, 611204), (38918, 466546), (55564, 326777), (56492, 321409), (58438, 310706), (59414, 305602), (77836, 233273), (116876, 155353), (118828, 152801)]