20068972

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{2833}}^1$

素因数の和:2878

約数の個数: 48

約数和(自身を含む): 45706752

約数和(自身を除く): 25637780

約数列:

[1, 2, 4, 7, 11, 14, 22, 23, 28, 44, 46, 77, 92, 154, 161, 253, 308, 322, 506, 644, 1012, 1771, 2833, 3542, 5666, 7084, 11332, 19831, 31163, 39662, 62326, 65159, 79324, 124652, 130318, 218141, 260636, 436282, 456113, 716749, 872564, 912226, 1433498, 1824452, 2866996, 5017243, 10034486, 20068972]

約数ペア:

[(1, 20068972), (2, 10034486), (4, 5017243), (7, 2866996), (11, 1824452), (14, 1433498), (22, 912226), (23, 872564), (28, 716749), (44, 456113), (46, 436282), (77, 260636), (92, 218141), (154, 130318), (161, 124652), (253, 79324), (308, 65159), (322, 62326), (506, 39662), (644, 31163), (1012, 19831), (1771, 11332), (2833, 7084), (3542, 5666)]