19916256

素因数分解:

$2^5\times 3^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{179}}^1$

素因数の和:272

約数の個数: 96

約数和(自身を含む): 56246400

約数和(自身を除く): 36330144

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 19, 24, 32, 38, 48, 57, 61, 76, 96, 114, 122, 152, 179, 183, 228, 244, 304, 358, 366, 456, 488, 537, 608, 716, 732, 912, 976, 1074, 1159, 1432, 1464, 1824, 1952, 2148, 2318, 2864, 2928, 3401, 3477, 4296, 4636, 5728, 5856, 6802, 6954, 8592, 9272, 10203, 10919, 13604, 13908, 17184, 18544, 20406, 21838, 27208, 27816, 32757, 37088, 40812, 43676, 54416, 55632, 65514, 81624, 87352, 108832, 111264, 131028, 163248, 174704, 207461, 262056, 326496, 349408, 414922, 524112, 622383, 829844, 1048224, 1244766, 1659688, 2489532, 3319376, 4979064, 6638752, 9958128, 19916256]

約数ペア:

[(1, 19916256), (2, 9958128), (3, 6638752), (4, 4979064), (6, 3319376), (8, 2489532), (12, 1659688), (16, 1244766), (19, 1048224), (24, 829844), (32, 622383), (38, 524112), (48, 414922), (57, 349408), (61, 326496), (76, 262056), (96, 207461), (114, 174704), (122, 163248), (152, 131028), (179, 111264), (183, 108832), (228, 87352), (244, 81624), (304, 65514), (358, 55632), (366, 54416), (456, 43676), (488, 40812), (537, 37088), (608, 32757), (716, 27816), (732, 27208), (912, 21838), (976, 20406), (1074, 18544), (1159, 17184), (1432, 13908), (1464, 13604), (1824, 10919), (1952, 10203), (2148, 9272), (2318, 8592), (2864, 6954), (2928, 6802), (3401, 5856), (3477, 5728), (4296, 4636)]