19139337

素因数分解:

$3^2\times 7^1\times {\mathrm{461}}^1\times {\mathrm{659}}^1$

素因数の和:1133

約数の個数: 24

約数和(自身を含む): 31711680

約数和(自身を除く): 12572343

約数列:

[1, 3, 7, 9, 21, 63, 461, 659, 1383, 1977, 3227, 4149, 4613, 5931, 9681, 13839, 29043, 41517, 303799, 911397, 2126593, 2734191, 6379779, 19139337]

約数ペア:

[(1, 19139337), (3, 6379779), (7, 2734191), (9, 2126593), (21, 911397), (63, 303799), (461, 41517), (659, 29043), (1383, 13839), (1977, 9681), (3227, 5931), (4149, 4613)]