19694224

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{149}}^1\times {\mathrm{751}}^1$

素因数の和:919

約数の個数: 40

約数和(自身を含む): 41961600

約数和(自身を除く): 22267376

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 149, 176, 298, 596, 751, 1192, 1502, 1639, 2384, 3004, 3278, 6008, 6556, 8261, 12016, 13112, 16522, 26224, 33044, 66088, 111899, 132176, 223798, 447596, 895192, 1230889, 1790384, 2461778, 4923556, 9847112, 19694224]

約数ペア:

[(1, 19694224), (2, 9847112), (4, 4923556), (8, 2461778), (11, 1790384), (16, 1230889), (22, 895192), (44, 447596), (88, 223798), (149, 132176), (176, 111899), (298, 66088), (596, 33044), (751, 26224), (1192, 16522), (1502, 13112), (1639, 12016), (2384, 8261), (3004, 6556), (3278, 6008)]