13219744

素因数分解:

$2^5\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{1279}}^1$

素因数の和:1325

約数の個数: 48

約数和(自身を含む): 29030400

約数和(自身を除く): 15810656

約数列:

[1, 2, 4, 8, 16, 17, 19, 32, 34, 38, 68, 76, 136, 152, 272, 304, 323, 544, 608, 646, 1279, 1292, 2558, 2584, 5116, 5168, 10232, 10336, 20464, 21743, 24301, 40928, 43486, 48602, 86972, 97204, 173944, 194408, 347888, 388816, 413117, 695776, 777632, 826234, 1652468, 3304936, 6609872, 13219744]

約数ペア:

[(1, 13219744), (2, 6609872), (4, 3304936), (8, 1652468), (16, 826234), (17, 777632), (19, 695776), (32, 413117), (34, 388816), (38, 347888), (68, 194408), (76, 173944), (136, 97204), (152, 86972), (272, 48602), (304, 43486), (323, 40928), (544, 24301), (608, 21743), (646, 20464), (1279, 10336), (1292, 10232), (2558, 5168), (2584, 5116)]