19025968

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{97}}^1$

素因数の和:182

約数の個数: 80

約数和(自身を含む): 42872256

約数和(自身を除く): 23846288

約数列:

[1, 2, 4, 8, 13, 16, 23, 26, 41, 46, 52, 82, 92, 97, 104, 164, 184, 194, 208, 299, 328, 368, 388, 533, 598, 656, 776, 943, 1066, 1196, 1261, 1552, 1886, 2132, 2231, 2392, 2522, 3772, 3977, 4264, 4462, 4784, 5044, 7544, 7954, 8528, 8924, 10088, 12259, 15088, 15908, 17848, 20176, 24518, 29003, 31816, 35696, 49036, 51701, 58006, 63632, 91471, 98072, 103402, 116012, 182942, 196144, 206804, 232024, 365884, 413608, 464048, 731768, 827216, 1189123, 1463536, 2378246, 4756492, 9512984, 19025968]

約数ペア:

[(1, 19025968), (2, 9512984), (4, 4756492), (8, 2378246), (13, 1463536), (16, 1189123), (23, 827216), (26, 731768), (41, 464048), (46, 413608), (52, 365884), (82, 232024), (92, 206804), (97, 196144), (104, 182942), (164, 116012), (184, 103402), (194, 98072), (208, 91471), (299, 63632), (328, 58006), (368, 51701), (388, 49036), (533, 35696), (598, 31816), (656, 29003), (776, 24518), (943, 20176), (1066, 17848), (1196, 15908), (1261, 15088), (1552, 12259), (1886, 10088), (2132, 8924), (2231, 8528), (2392, 7954), (2522, 7544), (3772, 5044), (3977, 4784), (4264, 4462)]