20172547514

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{659}}^1\times {\mathrm{3137}}^1$

素因数の和:3863

約数の個数: 64

約数和(自身を含む): 37577675520

約数和(自身を除く): 17405128006

約数列:

[1, 2, 7, 14, 17, 34, 41, 82, 119, 238, 287, 574, 659, 697, 1318, 1394, 3137, 4613, 4879, 6274, 9226, 9758, 11203, 21959, 22406, 27019, 43918, 53329, 54038, 78421, 106658, 128617, 156842, 189133, 257234, 373303, 378266, 459323, 746606, 900319, 918646, 1800638, 2067283, 2186489, 3215261, 4134566, 4372978, 6430522, 14470981, 15305423, 28941962, 30610846, 35143811, 70287622, 84758603, 169517206, 246006677, 492013354, 593310221, 1186620442, 1440896251, 2881792502, 10086273757, 20172547514]

約数ペア:

[(1, 20172547514), (2, 10086273757), (7, 2881792502), (14, 1440896251), (17, 1186620442), (34, 593310221), (41, 492013354), (82, 246006677), (119, 169517206), (238, 84758603), (287, 70287622), (574, 35143811), (659, 30610846), (697, 28941962), (1318, 15305423), (1394, 14470981), (3137, 6430522), (4613, 4372978), (4879, 4134566), (6274, 3215261), (9226, 2186489), (9758, 2067283), (11203, 1800638), (21959, 918646), (22406, 900319), (27019, 746606), (43918, 459323), (53329, 378266), (54038, 373303), (78421, 257234), (106658, 189133), (128617, 156842)]