19075977472

素因数分解:

$2^8\times {\mathrm{31}}^1\times {\mathrm{139}}^1\times {\mathrm{17293}}^1$

素因数の和:17479

約数の個数: 72

約数和(自身を含む): 39590808320

約数和(自身を除く): 20514830848

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 124, 128, 139, 248, 256, 278, 496, 556, 992, 1112, 1984, 2224, 3968, 4309, 4448, 7936, 8618, 8896, 17236, 17293, 17792, 34472, 34586, 35584, 68944, 69172, 137888, 138344, 275776, 276688, 536083, 551552, 553376, 1072166, 1103104, 1106752, 2144332, 2213504, 2403727, 4288664, 4427008, 4807454, 8577328, 9614908, 17154656, 19229816, 34309312, 38459632, 68618624, 74515537, 76919264, 137237248, 149031074, 153838528, 298062148, 307677056, 596124296, 615354112, 1192248592, 2384497184, 4768994368, 9537988736, 19075977472]

約数ペア:

[(1, 19075977472), (2, 9537988736), (4, 4768994368), (8, 2384497184), (16, 1192248592), (31, 615354112), (32, 596124296), (62, 307677056), (64, 298062148), (124, 153838528), (128, 149031074), (139, 137237248), (248, 76919264), (256, 74515537), (278, 68618624), (496, 38459632), (556, 34309312), (992, 19229816), (1112, 17154656), (1984, 9614908), (2224, 8577328), (3968, 4807454), (4309, 4427008), (4448, 4288664), (7936, 2403727), (8618, 2213504), (8896, 2144332), (17236, 1106752), (17293, 1103104), (17792, 1072166), (34472, 553376), (34586, 551552), (35584, 536083), (68944, 276688), (69172, 275776), (137888, 138344)]