19153736

素因数分解:

$2^3\times 7^1\times {\mathrm{211}}^1\times {\mathrm{1621}}^1$

素因数の和:1845

約数の個数: 32

約数和(自身を含む): 41263680

約数和(自身を除く): 22109944

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 211, 422, 844, 1477, 1621, 1688, 2954, 3242, 5908, 6484, 11347, 11816, 12968, 22694, 45388, 90776, 342031, 684062, 1368124, 2394217, 2736248, 4788434, 9576868, 19153736]

約数ペア:

[(1, 19153736), (2, 9576868), (4, 4788434), (7, 2736248), (8, 2394217), (14, 1368124), (28, 684062), (56, 342031), (211, 90776), (422, 45388), (844, 22694), (1477, 12968), (1621, 11816), (1688, 11347), (2954, 6484), (3242, 5908)]