19149284

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{787}}^1$

素因数の和:888

約数の個数: 48

約数和(自身を含む): 42362880

約数和(自身を除く): 23213596

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 79, 154, 158, 308, 316, 553, 787, 869, 1106, 1574, 1738, 2212, 3148, 3476, 5509, 6083, 8657, 11018, 12166, 17314, 22036, 24332, 34628, 60599, 62173, 121198, 124346, 242396, 248692, 435211, 683903, 870422, 1367806, 1740844, 2735612, 4787321, 9574642, 19149284]

約数ペア:

[(1, 19149284), (2, 9574642), (4, 4787321), (7, 2735612), (11, 1740844), (14, 1367806), (22, 870422), (28, 683903), (44, 435211), (77, 248692), (79, 242396), (154, 124346), (158, 121198), (308, 62173), (316, 60599), (553, 34628), (787, 24332), (869, 22036), (1106, 17314), (1574, 12166), (1738, 11018), (2212, 8657), (3148, 6083), (3476, 5509)]