18836624

素因数分解:

$2^4\times {\mathrm{53}}^1\times {\mathrm{97}}^1\times {\mathrm{229}}^1$

素因数の和:387

約数の個数: 40

約数和(自身を含む): 37731960

約数和(自身を除く): 18895336

約数列:

[1, 2, 4, 8, 16, 53, 97, 106, 194, 212, 229, 388, 424, 458, 776, 848, 916, 1552, 1832, 3664, 5141, 10282, 12137, 20564, 22213, 24274, 41128, 44426, 48548, 82256, 88852, 97096, 177704, 194192, 355408, 1177289, 2354578, 4709156, 9418312, 18836624]

約数ペア:

[(1, 18836624), (2, 9418312), (4, 4709156), (8, 2354578), (16, 1177289), (53, 355408), (97, 194192), (106, 177704), (194, 97096), (212, 88852), (229, 82256), (388, 48548), (424, 44426), (458, 41128), (776, 24274), (848, 22213), (916, 20564), (1552, 12137), (1832, 10282), (3664, 5141)]