16201328

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{97}}^1$

素因数の和:202

約数の個数: 80

約数和(自身を含む): 37768416

約数和(自身を除く): 21567088

約数列:

[1, 2, 4, 8, 11, 13, 16, 22, 26, 44, 52, 73, 88, 97, 104, 143, 146, 176, 194, 208, 286, 292, 388, 572, 584, 776, 803, 949, 1067, 1144, 1168, 1261, 1552, 1606, 1898, 2134, 2288, 2522, 3212, 3796, 4268, 5044, 6424, 7081, 7592, 8536, 10088, 10439, 12848, 13871, 14162, 15184, 17072, 20176, 20878, 27742, 28324, 41756, 55484, 56648, 77891, 83512, 92053, 110968, 113296, 155782, 167024, 184106, 221936, 311564, 368212, 623128, 736424, 1012583, 1246256, 1472848, 2025166, 4050332, 8100664, 16201328]

約数ペア:

[(1, 16201328), (2, 8100664), (4, 4050332), (8, 2025166), (11, 1472848), (13, 1246256), (16, 1012583), (22, 736424), (26, 623128), (44, 368212), (52, 311564), (73, 221936), (88, 184106), (97, 167024), (104, 155782), (143, 113296), (146, 110968), (176, 92053), (194, 83512), (208, 77891), (286, 56648), (292, 55484), (388, 41756), (572, 28324), (584, 27742), (776, 20878), (803, 20176), (949, 17072), (1067, 15184), (1144, 14162), (1168, 13871), (1261, 12848), (1552, 10439), (1606, 10088), (1898, 8536), (2134, 7592), (2288, 7081), (2522, 6424), (3212, 5044), (3796, 4268)]