20126800456

素因数分解:

$2^3\times 7^1\times {\mathrm{53}}^1\times {\mathrm{251}}^1\times {\mathrm{27017}}^1$

素因数の和:27334

約数の個数: 64

約数和(自身を含む): 44119313280

約数和(自身を除く): 23992512824

約数列:

[1, 2, 4, 7, 8, 14, 28, 53, 56, 106, 212, 251, 371, 424, 502, 742, 1004, 1484, 1757, 2008, 2968, 3514, 7028, 13303, 14056, 26606, 27017, 53212, 54034, 93121, 106424, 108068, 186242, 189119, 216136, 372484, 378238, 744968, 756476, 1431901, 1512952, 2863802, 5727604, 6781267, 10023307, 11455208, 13562534, 20046614, 27125068, 40093228, 47468869, 54250136, 80186456, 94937738, 189875476, 359407151, 379750952, 718814302, 1437628604, 2515850057, 2875257208, 5031700114, 10063400228, 20126800456]

約数ペア:

[(1, 20126800456), (2, 10063400228), (4, 5031700114), (7, 2875257208), (8, 2515850057), (14, 1437628604), (28, 718814302), (53, 379750952), (56, 359407151), (106, 189875476), (212, 94937738), (251, 80186456), (371, 54250136), (424, 47468869), (502, 40093228), (742, 27125068), (1004, 20046614), (1484, 13562534), (1757, 11455208), (2008, 10023307), (2968, 6781267), (3514, 5727604), (7028, 2863802), (13303, 1512952), (14056, 1431901), (26606, 756476), (27017, 744968), (53212, 378238), (54034, 372484), (93121, 216136), (106424, 189119), (108068, 186242)]