20161949292

素因数分解:

$2^2\times 3^2\times {\mathrm{79}}^1\times {\mathrm{499}}^1\times {\mathrm{14207}}^1$

素因数の和:14795

約数の個数: 72

約数和(自身を含む): 51717120000

約数和(自身を除く): 31555170708

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 79, 158, 237, 316, 474, 499, 711, 948, 998, 1422, 1497, 1996, 2844, 2994, 4491, 5988, 8982, 14207, 17964, 28414, 39421, 42621, 56828, 78842, 85242, 118263, 127863, 157684, 170484, 236526, 255726, 354789, 473052, 511452, 709578, 1122353, 1419156, 2244706, 3367059, 4489412, 6734118, 7089293, 10101177, 13468236, 14178586, 20202354, 21267879, 28357172, 40404708, 42535758, 63803637, 85071516, 127607274, 255214548, 560054147, 1120108294, 1680162441, 2240216588, 3360324882, 5040487323, 6720649764, 10080974646, 20161949292]

約数ペア:

[(1, 20161949292), (2, 10080974646), (3, 6720649764), (4, 5040487323), (6, 3360324882), (9, 2240216588), (12, 1680162441), (18, 1120108294), (36, 560054147), (79, 255214548), (158, 127607274), (237, 85071516), (316, 63803637), (474, 42535758), (499, 40404708), (711, 28357172), (948, 21267879), (998, 20202354), (1422, 14178586), (1497, 13468236), (1996, 10101177), (2844, 7089293), (2994, 6734118), (4491, 4489412), (5988, 3367059), (8982, 2244706), (14207, 1419156), (17964, 1122353), (28414, 709578), (39421, 511452), (42621, 473052), (56828, 354789), (78842, 255726), (85242, 236526), (118263, 170484), (127863, 157684)]