19221476

素因数分解:

$2^2\times {\mathrm{139}}^1\times {\mathrm{181}}^1\times {\mathrm{191}}^1$

素因数の和:515

約数の個数: 24

約数和(自身を含む): 34245120

約数和(自身を除く): 15023644

約数列:

[1, 2, 4, 139, 181, 191, 278, 362, 382, 556, 724, 764, 25159, 26549, 34571, 50318, 53098, 69142, 100636, 106196, 138284, 4805369, 9610738, 19221476]

約数ペア:

[(1, 19221476), (2, 9610738), (4, 4805369), (139, 138284), (181, 106196), (191, 100636), (278, 69142), (362, 53098), (382, 50318), (556, 34571), (724, 26549), (764, 25159)]