19973165793

素因数分解:

$3^1\times 7^1\times {\mathrm{103}}^1\times {\mathrm{1459}}^1\times {\mathrm{6329}}^1$

素因数の和:7901

約数の個数: 32

約数和(自身を含む): 30756710400

約数和(自身を除く): 10783544607

約数列:

[1, 3, 7, 21, 103, 309, 721, 1459, 2163, 4377, 6329, 10213, 18987, 30639, 44303, 132909, 150277, 450831, 651887, 1051939, 1955661, 3155817, 4563209, 9234011, 13689627, 27702033, 64638077, 193914231, 951103133, 2853309399, 6657721931, 19973165793]

約数ペア:

[(1, 19973165793), (3, 6657721931), (7, 2853309399), (21, 951103133), (103, 193914231), (309, 64638077), (721, 27702033), (1459, 13689627), (2163, 9234011), (4377, 4563209), (6329, 3155817), (10213, 1955661), (18987, 1051939), (30639, 651887), (44303, 450831), (132909, 150277)]