20853826461

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{151}}^1\times {\mathrm{17107}}^1$

素因数の和:17303

約数の個数: 64

約数和(自身を含む): 34949591040

約数和(自身を除く): 14095764579

約数列:

[1, 3, 9, 13, 23, 27, 39, 69, 117, 151, 207, 299, 351, 453, 621, 897, 1359, 1963, 2691, 3473, 4077, 5889, 8073, 10419, 17107, 17667, 31257, 45149, 51321, 53001, 93771, 135447, 153963, 222391, 393461, 406341, 461889, 667173, 1180383, 1219023, 2001519, 2583157, 3541149, 5114993, 6004557, 7749471, 10623447, 15344979, 23248413, 33581041, 46034937, 59412611, 69745239, 100743123, 138104811, 178237833, 302229369, 534713499, 772363943, 906688107, 1604140497, 2317091829, 6951275487, 20853826461]

約数ペア:

[(1, 20853826461), (3, 6951275487), (9, 2317091829), (13, 1604140497), (23, 906688107), (27, 772363943), (39, 534713499), (69, 302229369), (117, 178237833), (151, 138104811), (207, 100743123), (299, 69745239), (351, 59412611), (453, 46034937), (621, 33581041), (897, 23248413), (1359, 15344979), (1963, 10623447), (2691, 7749471), (3473, 6004557), (4077, 5114993), (5889, 3541149), (8073, 2583157), (10419, 2001519), (17107, 1219023), (17667, 1180383), (31257, 667173), (45149, 461889), (51321, 406341), (53001, 393461), (93771, 222391), (135447, 153963)]