19245436

素因数分解:

$2^2\times 7^2\times {\mathrm{149}}^1\times {\mathrm{659}}^1$

素因数の和:826

約数の個数: 36

約数和(自身を含む): 39501000

約数和(自身を除く): 20255564

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 149, 196, 298, 596, 659, 1043, 1318, 2086, 2636, 4172, 4613, 7301, 9226, 14602, 18452, 29204, 32291, 64582, 98191, 129164, 196382, 392764, 687337, 1374674, 2749348, 4811359, 9622718, 19245436]

約数ペア:

[(1, 19245436), (2, 9622718), (4, 4811359), (7, 2749348), (14, 1374674), (28, 687337), (49, 392764), (98, 196382), (149, 129164), (196, 98191), (298, 64582), (596, 32291), (659, 29204), (1043, 18452), (1318, 14602), (2086, 9226), (2636, 7301), (4172, 4613)]