18808225191

素因数分解:

$3^4\times 7^1\times {\mathrm{19}}^1\times {\mathrm{223}}^1\times {\mathrm{7829}}^1$

素因数の和:8090

約数の個数: 80

約数和(自身を含む): 33955891200

約数和(自身を除く): 15147666009

約数列:

[1, 3, 7, 9, 19, 21, 27, 57, 63, 81, 133, 171, 189, 223, 399, 513, 567, 669, 1197, 1539, 1561, 2007, 3591, 4237, 4683, 6021, 7829, 10773, 12711, 14049, 18063, 23487, 29659, 38133, 42147, 54803, 70461, 88977, 114399, 126441, 148751, 164409, 211383, 266931, 343197, 446253, 493227, 634149, 800793, 1041257, 1338759, 1479681, 1745867, 2402379, 3123771, 4016277, 4439043, 5237601, 9371313, 12048831, 12221069, 15712803, 28113939, 33171473, 36663207, 47138409, 84341817, 99514419, 109989621, 141415227, 232200311, 298543257, 329968863, 696600933, 895629771, 989906589, 2089802799, 2686889313, 6269408397, 18808225191]

約数ペア:

[(1, 18808225191), (3, 6269408397), (7, 2686889313), (9, 2089802799), (19, 989906589), (21, 895629771), (27, 696600933), (57, 329968863), (63, 298543257), (81, 232200311), (133, 141415227), (171, 109989621), (189, 99514419), (223, 84341817), (399, 47138409), (513, 36663207), (567, 33171473), (669, 28113939), (1197, 15712803), (1539, 12221069), (1561, 12048831), (2007, 9371313), (3591, 5237601), (4237, 4439043), (4683, 4016277), (6021, 3123771), (7829, 2402379), (10773, 1745867), (12711, 1479681), (14049, 1338759), (18063, 1041257), (23487, 800793), (29659, 634149), (38133, 493227), (42147, 446253), (54803, 343197), (70461, 266931), (88977, 211383), (114399, 164409), (126441, 148751)]