18642344

素因数分解:

$2^3\times 7^2\times {\mathrm{19}}^1\times {\mathrm{2503}}^1$

素因数の和:2542

約数の個数: 48

約数和(自身を含む): 42818400

約数和(自身を除く): 24176056

約数列:

[1, 2, 4, 7, 8, 14, 19, 28, 38, 49, 56, 76, 98, 133, 152, 196, 266, 392, 532, 931, 1064, 1862, 2503, 3724, 5006, 7448, 10012, 17521, 20024, 35042, 47557, 70084, 95114, 122647, 140168, 190228, 245294, 332899, 380456, 490588, 665798, 981176, 1331596, 2330293, 2663192, 4660586, 9321172, 18642344]

約数ペア:

[(1, 18642344), (2, 9321172), (4, 4660586), (7, 2663192), (8, 2330293), (14, 1331596), (19, 981176), (28, 665798), (38, 490588), (49, 380456), (56, 332899), (76, 245294), (98, 190228), (133, 140168), (152, 122647), (196, 95114), (266, 70084), (392, 47557), (532, 35042), (931, 20024), (1064, 17521), (1862, 10012), (2503, 7448), (3724, 5006)]