20169911504

素因数分解:

$2^4\times {\mathrm{53}}^1\times {\mathrm{97}}^1\times {\mathrm{245209}}^1$

素因数の和:245367

約数の個数: 40

約数和(自身を含む): 40227190920

約数和(自身を除く): 20057279416

約数列:

[1, 2, 4, 8, 16, 53, 97, 106, 194, 212, 388, 424, 776, 848, 1552, 5141, 10282, 20564, 41128, 82256, 245209, 490418, 980836, 1961672, 3923344, 12996077, 23785273, 25992154, 47570546, 51984308, 95141092, 103968616, 190282184, 207937232, 380564368, 1260619469, 2521238938, 5042477876, 10084955752, 20169911504]

約数ペア:

[(1, 20169911504), (2, 10084955752), (4, 5042477876), (8, 2521238938), (16, 1260619469), (53, 380564368), (97, 207937232), (106, 190282184), (194, 103968616), (212, 95141092), (388, 51984308), (424, 47570546), (776, 25992154), (848, 23785273), (1552, 12996077), (5141, 3923344), (10282, 1961672), (20564, 980836), (41128, 490418), (82256, 245209)]