19631744

素因数分解:

$2^7\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{191}}^1$

素因数の和:289

約数の個数: 64

約数和(自身を含む): 43476480

約数和(自身を除く): 23844736

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 64, 73, 88, 128, 146, 176, 191, 292, 352, 382, 584, 704, 764, 803, 1168, 1408, 1528, 1606, 2101, 2336, 3056, 3212, 4202, 4672, 6112, 6424, 8404, 9344, 12224, 12848, 13943, 16808, 24448, 25696, 27886, 33616, 51392, 55772, 67232, 102784, 111544, 134464, 153373, 223088, 268928, 306746, 446176, 613492, 892352, 1226984, 1784704, 2453968, 4907936, 9815872, 19631744]

約数ペア:

[(1, 19631744), (2, 9815872), (4, 4907936), (8, 2453968), (11, 1784704), (16, 1226984), (22, 892352), (32, 613492), (44, 446176), (64, 306746), (73, 268928), (88, 223088), (128, 153373), (146, 134464), (176, 111544), (191, 102784), (292, 67232), (352, 55772), (382, 51392), (584, 33616), (704, 27886), (764, 25696), (803, 24448), (1168, 16808), (1408, 13943), (1528, 12848), (1606, 12224), (2101, 9344), (2336, 8404), (3056, 6424), (3212, 6112), (4202, 4672)]