18197276

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{61}}^1\times {\mathrm{107}}^1$

素因数の和:230

約数の個数: 48

約数和(自身を含む): 35435232

約数和(自身を除く): 17237956

約数列:

[1, 2, 4, 17, 34, 41, 61, 68, 82, 107, 122, 164, 214, 244, 428, 697, 1037, 1394, 1819, 2074, 2501, 2788, 3638, 4148, 4387, 5002, 6527, 7276, 8774, 10004, 13054, 17548, 26108, 42517, 74579, 85034, 110959, 149158, 170068, 221918, 267607, 298316, 443836, 535214, 1070428, 4549319, 9098638, 18197276]

約数ペア:

[(1, 18197276), (2, 9098638), (4, 4549319), (17, 1070428), (34, 535214), (41, 443836), (61, 298316), (68, 267607), (82, 221918), (107, 170068), (122, 149158), (164, 110959), (214, 85034), (244, 74579), (428, 42517), (697, 26108), (1037, 17548), (1394, 13054), (1819, 10004), (2074, 8774), (2501, 7276), (2788, 6527), (3638, 5002), (4148, 4387)]