20194994470

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{2075539}}^1$

素因数の和:2075692

約数の個数: 32

約数和(自身を含む): 41842886400

約数和(自身を除く): 21647891930

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 139, 278, 695, 973, 1390, 1946, 4865, 9730, 2075539, 4151078, 10377695, 14528773, 20755390, 29057546, 72643865, 145287730, 288499921, 576999842, 1442499605, 2019499447, 2884999210, 4038998894, 10097497235, 20194994470]

約数ペア:

[(1, 20194994470), (2, 10097497235), (5, 4038998894), (7, 2884999210), (10, 2019499447), (14, 1442499605), (35, 576999842), (70, 288499921), (139, 145287730), (278, 72643865), (695, 29057546), (973, 20755390), (1390, 14528773), (1946, 10377695), (4865, 4151078), (9730, 2075539)]