19760013

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{1049}}^1$

素因数の和:1098

約数の個数: 48

約数和(自身を含む): 36691200

約数和(自身を除く): 16931187

約数列:

[1, 3, 7, 9, 13, 21, 23, 39, 63, 69, 91, 117, 161, 207, 273, 299, 483, 819, 897, 1049, 1449, 2093, 2691, 3147, 6279, 7343, 9441, 13637, 18837, 22029, 24127, 40911, 66087, 72381, 95459, 122733, 168889, 217143, 286377, 313651, 506667, 859131, 940953, 1520001, 2195557, 2822859, 6586671, 19760013]

約数ペア:

[(1, 19760013), (3, 6586671), (7, 2822859), (9, 2195557), (13, 1520001), (21, 940953), (23, 859131), (39, 506667), (63, 313651), (69, 286377), (91, 217143), (117, 168889), (161, 122733), (207, 95459), (273, 72381), (299, 66087), (483, 40911), (819, 24127), (897, 22029), (1049, 18837), (1449, 13637), (2093, 9441), (2691, 7343), (3147, 6279)]