19161851905

素因数分解:

$5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{97}}^2\times {\mathrm{1877}}^1$

素因数の和:2114

約数の個数: 48

約数和(自身を含む): 27423968256

約数和(自身を除く): 8262116351

約数列:

[1, 5, 7, 31, 35, 97, 155, 217, 485, 679, 1085, 1877, 3007, 3395, 9385, 9409, 13139, 15035, 21049, 47045, 58187, 65695, 65863, 105245, 182069, 290935, 291679, 329315, 407309, 910345, 1274483, 1458395, 2036545, 2041753, 5644139, 6372415, 10208765, 17660693, 28220695, 39508973, 88303465, 123624851, 197544865, 547481483, 618124255, 2737407415, 3832370381, 19161851905]

約数ペア:

[(1, 19161851905), (5, 3832370381), (7, 2737407415), (31, 618124255), (35, 547481483), (97, 197544865), (155, 123624851), (217, 88303465), (485, 39508973), (679, 28220695), (1085, 17660693), (1877, 10208765), (3007, 6372415), (3395, 5644139), (9385, 2041753), (9409, 2036545), (13139, 1458395), (15035, 1274483), (21049, 910345), (47045, 407309), (58187, 329315), (65695, 291679), (65863, 290935), (105245, 182069)]