18641316

素因数分解:

$2^2\times 3^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{137}}^1$

素因数の和:213

約数の個数: 96

約数和(自身を含む): 50077440

約数和(自身を除く): 31436124

約数列:

[1, 2, 3, 4, 6, 12, 17, 23, 29, 34, 46, 51, 58, 68, 69, 87, 92, 102, 116, 137, 138, 174, 204, 274, 276, 348, 391, 411, 493, 548, 667, 782, 822, 986, 1173, 1334, 1479, 1564, 1644, 1972, 2001, 2329, 2346, 2668, 2958, 3151, 3973, 4002, 4658, 4692, 5916, 6302, 6987, 7946, 8004, 9316, 9453, 11339, 11919, 12604, 13974, 15892, 18906, 22678, 23838, 27948, 34017, 37812, 45356, 47676, 53567, 67541, 68034, 91379, 107134, 135082, 136068, 160701, 182758, 202623, 214268, 270164, 274137, 321402, 365516, 405246, 548274, 642804, 810492, 1096548, 1553443, 3106886, 4660329, 6213772, 9320658, 18641316]

約数ペア:

[(1, 18641316), (2, 9320658), (3, 6213772), (4, 4660329), (6, 3106886), (12, 1553443), (17, 1096548), (23, 810492), (29, 642804), (34, 548274), (46, 405246), (51, 365516), (58, 321402), (68, 274137), (69, 270164), (87, 214268), (92, 202623), (102, 182758), (116, 160701), (137, 136068), (138, 135082), (174, 107134), (204, 91379), (274, 68034), (276, 67541), (348, 53567), (391, 47676), (411, 45356), (493, 37812), (548, 34017), (667, 27948), (782, 23838), (822, 22678), (986, 18906), (1173, 15892), (1334, 13974), (1479, 12604), (1564, 11919), (1644, 11339), (1972, 9453), (2001, 9316), (2329, 8004), (2346, 7946), (2668, 6987), (2958, 6302), (3151, 5916), (3973, 4692), (4002, 4658)]