20193659523

素因数分解:

$3^2\times {\mathrm{29}}^1\times {\mathrm{101}}^1\times {\mathrm{773}}^1\times {\mathrm{991}}^1$

素因数の和:1900

約数の個数: 48

約数和(自身を含む): 30543402240

約数和(自身を除く): 10349742717

約数列:

[1, 3, 9, 29, 87, 101, 261, 303, 773, 909, 991, 2319, 2929, 2973, 6957, 8787, 8919, 22417, 26361, 28739, 67251, 78073, 86217, 100091, 201753, 234219, 258651, 300273, 702657, 766043, 900819, 2264117, 2298129, 2902639, 6792351, 6894387, 8707917, 20377053, 22215247, 26123751, 66645741, 77370343, 199937223, 232111029, 696333087, 2243739947, 6731219841, 20193659523]

約数ペア:

[(1, 20193659523), (3, 6731219841), (9, 2243739947), (29, 696333087), (87, 232111029), (101, 199937223), (261, 77370343), (303, 66645741), (773, 26123751), (909, 22215247), (991, 20377053), (2319, 8707917), (2929, 6894387), (2973, 6792351), (6957, 2902639), (8787, 2298129), (8919, 2264117), (22417, 900819), (26361, 766043), (28739, 702657), (67251, 300273), (78073, 258651), (86217, 234219), (100091, 201753)]