19234384

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{157}}^1$

素因数の和:228

約数の個数: 80

約数和(自身を含む): 43886080

約数和(自身を除く): 24651696

約数列:

[1, 2, 4, 8, 13, 16, 19, 26, 31, 38, 52, 62, 76, 104, 124, 152, 157, 208, 247, 248, 304, 314, 403, 494, 496, 589, 628, 806, 988, 1178, 1256, 1612, 1976, 2041, 2356, 2512, 2983, 3224, 3952, 4082, 4712, 4867, 5966, 6448, 7657, 8164, 9424, 9734, 11932, 15314, 16328, 19468, 23864, 30628, 32656, 38779, 38936, 47728, 61256, 63271, 77558, 77872, 92473, 122512, 126542, 155116, 184946, 253084, 310232, 369892, 506168, 620464, 739784, 1012336, 1202149, 1479568, 2404298, 4808596, 9617192, 19234384]

約数ペア:

[(1, 19234384), (2, 9617192), (4, 4808596), (8, 2404298), (13, 1479568), (16, 1202149), (19, 1012336), (26, 739784), (31, 620464), (38, 506168), (52, 369892), (62, 310232), (76, 253084), (104, 184946), (124, 155116), (152, 126542), (157, 122512), (208, 92473), (247, 77872), (248, 77558), (304, 63271), (314, 61256), (403, 47728), (494, 38936), (496, 38779), (589, 32656), (628, 30628), (806, 23864), (988, 19468), (1178, 16328), (1256, 15314), (1612, 11932), (1976, 9734), (2041, 9424), (2356, 8164), (2512, 7657), (2983, 6448), (3224, 5966), (3952, 4867), (4082, 4712)]