19194472

素因数分解:

$2^3\times {\mathrm{11}}^2\times {\mathrm{79}}^1\times {\mathrm{251}}^1$

素因数の和:358

約数の個数: 48

約数和(自身を含む): 40219200

約数和(自身を除く): 21024728

約数列:

[1, 2, 4, 8, 11, 22, 44, 79, 88, 121, 158, 242, 251, 316, 484, 502, 632, 869, 968, 1004, 1738, 2008, 2761, 3476, 5522, 6952, 9559, 11044, 19118, 19829, 22088, 30371, 38236, 39658, 60742, 76472, 79316, 121484, 158632, 218119, 242968, 436238, 872476, 1744952, 2399309, 4798618, 9597236, 19194472]

約数ペア:

[(1, 19194472), (2, 9597236), (4, 4798618), (8, 2399309), (11, 1744952), (22, 872476), (44, 436238), (79, 242968), (88, 218119), (121, 158632), (158, 121484), (242, 79316), (251, 76472), (316, 60742), (484, 39658), (502, 38236), (632, 30371), (869, 22088), (968, 19829), (1004, 19118), (1738, 11044), (2008, 9559), (2761, 6952), (3476, 5522)]