20024195

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{53}}^1\times {\mathrm{97}}^1$

素因数の和:215

約数の個数: 32

約数和(自身を含む): 26671680

約数和(自身を除く): 6647485

約数列:

[1, 5, 19, 41, 53, 95, 97, 205, 265, 485, 779, 1007, 1843, 2173, 3895, 3977, 5035, 5141, 9215, 10865, 19885, 25705, 41287, 75563, 97679, 206435, 210781, 377815, 488395, 1053905, 4004839, 20024195]

約数ペア:

[(1, 20024195), (5, 4004839), (19, 1053905), (41, 488395), (53, 377815), (95, 210781), (97, 206435), (205, 97679), (265, 75563), (485, 41287), (779, 25705), (1007, 19885), (1843, 10865), (2173, 9215), (3895, 5141), (3977, 5035)]