17812994

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{229}}^1$

素因数の和:362

約数の個数: 32

約数和(自身を含む): 29808000

約数和(自身を除く): 11995006

約数列:

[1, 2, 19, 23, 38, 46, 89, 178, 229, 437, 458, 874, 1691, 2047, 3382, 4094, 4351, 5267, 8702, 10534, 20381, 38893, 40762, 77786, 100073, 200146, 387239, 468763, 774478, 937526, 8906497, 17812994]

約数ペア:

[(1, 17812994), (2, 8906497), (19, 937526), (23, 774478), (38, 468763), (46, 387239), (89, 200146), (178, 100073), (229, 77786), (437, 40762), (458, 38893), (874, 20381), (1691, 10534), (2047, 8702), (3382, 5267), (4094, 4351)]