19148968

素因数分解:

$2^3\times {\mathrm{41}}^1\times {\mathrm{79}}^1\times {\mathrm{739}}^1$

素因数の和:865

約数の個数: 32

約数和(自身を含む): 37296000

約数和(自身を除く): 18147032

約数列:

[1, 2, 4, 8, 41, 79, 82, 158, 164, 316, 328, 632, 739, 1478, 2956, 3239, 5912, 6478, 12956, 25912, 30299, 58381, 60598, 116762, 121196, 233524, 242392, 467048, 2393621, 4787242, 9574484, 19148968]

約数ペア:

[(1, 19148968), (2, 9574484), (4, 4787242), (8, 2393621), (41, 467048), (79, 242392), (82, 233524), (158, 121196), (164, 116762), (316, 60598), (328, 58381), (632, 30299), (739, 25912), (1478, 12956), (2956, 6478), (3239, 5912)]