18899376

素因数分解:

$2^4\times 3^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1$

素因数の和:123

約数の個数: 160

約数和(自身を含む): 57853440

約数和(自身を除く): 38954064

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 17, 19, 23, 24, 34, 38, 46, 48, 51, 53, 57, 68, 69, 76, 92, 102, 106, 114, 136, 138, 152, 159, 184, 204, 212, 228, 272, 276, 304, 318, 323, 368, 391, 408, 424, 437, 456, 552, 636, 646, 782, 816, 848, 874, 901, 912, 969, 1007, 1104, 1173, 1219, 1272, 1292, 1311, 1564, 1748, 1802, 1938, 2014, 2346, 2438, 2544, 2584, 2622, 2703, 3021, 3128, 3496, 3604, 3657, 3876, 4028, 4692, 4876, 5168, 5244, 5406, 6042, 6256, 6992, 7208, 7314, 7429, 7752, 8056, 9384, 9752, 10488, 10812, 12084, 14416, 14628, 14858, 15504, 16112, 17119, 18768, 19504, 20723, 20976, 21624, 22287, 23161, 24168, 29256, 29716, 34238, 41446, 43248, 44574, 46322, 48336, 51357, 58512, 59432, 62169, 68476, 69483, 82892, 89148, 92644, 102714, 118864, 124338, 136952, 138966, 165784, 178296, 185288, 205428, 248676, 273904, 277932, 331568, 356592, 370576, 393737, 410856, 497352, 555864, 787474, 821712, 994704, 1111728, 1181211, 1574948, 2362422, 3149896, 4724844, 6299792, 9449688, 18899376]

約数ペア:

[(1, 18899376), (2, 9449688), (3, 6299792), (4, 4724844), (6, 3149896), (8, 2362422), (12, 1574948), (16, 1181211), (17, 1111728), (19, 994704), (23, 821712), (24, 787474), (34, 555864), (38, 497352), (46, 410856), (48, 393737), (51, 370576), (53, 356592), (57, 331568), (68, 277932), (69, 273904), (76, 248676), (92, 205428), (102, 185288), (106, 178296), (114, 165784), (136, 138966), (138, 136952), (152, 124338), (159, 118864), (184, 102714), (204, 92644), (212, 89148), (228, 82892), (272, 69483), (276, 68476), (304, 62169), (318, 59432), (323, 58512), (368, 51357), (391, 48336), (408, 46322), (424, 44574), (437, 43248), (456, 41446), (552, 34238), (636, 29716), (646, 29256), (782, 24168), (816, 23161), (848, 22287), (874, 21624), (901, 20976), (912, 20723), (969, 19504), (1007, 18768), (1104, 17119), (1173, 16112), (1219, 15504), (1272, 14858), (1292, 14628), (1311, 14416), (1564, 12084), (1748, 10812), (1802, 10488), (1938, 9752), (2014, 9384), (2346, 8056), (2438, 7752), (2544, 7429), (2584, 7314), (2622, 7208), (2703, 6992), (3021, 6256), (3128, 6042), (3496, 5406), (3604, 5244), (3657, 5168), (3876, 4876), (4028, 4692)]