20161745044

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{397}}^1\times {\mathrm{95461}}^1$

素因数の和:95888

約数の個数: 48

約数和(自身を含む): 42553141120

約数和(自身を除く): 22391396076

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 76, 133, 266, 397, 532, 794, 1588, 2779, 5558, 7543, 11116, 15086, 30172, 52801, 95461, 105602, 190922, 211204, 381844, 668227, 1336454, 1813759, 2672908, 3627518, 7255036, 12696313, 25392626, 37898017, 50785252, 75796034, 151592068, 265286119, 530572238, 720062323, 1061144476, 1440124646, 2880249292, 5040436261, 10080872522, 20161745044]

約数ペア:

[(1, 20161745044), (2, 10080872522), (4, 5040436261), (7, 2880249292), (14, 1440124646), (19, 1061144476), (28, 720062323), (38, 530572238), (76, 265286119), (133, 151592068), (266, 75796034), (397, 50785252), (532, 37898017), (794, 25392626), (1588, 12696313), (2779, 7255036), (5558, 3627518), (7543, 2672908), (11116, 1813759), (15086, 1336454), (30172, 668227), (52801, 381844), (95461, 211204), (105602, 190922)]