19280898

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{149}}^1$

素因数の和:256

約数の個数: 96

約数和(自身を含む): 52416000

約数和(自身を除く): 33135102

約数列:

[1, 2, 3, 6, 7, 9, 13, 14, 18, 21, 26, 39, 42, 63, 78, 79, 91, 117, 126, 149, 158, 182, 234, 237, 273, 298, 447, 474, 546, 553, 711, 819, 894, 1027, 1043, 1106, 1341, 1422, 1638, 1659, 1937, 2054, 2086, 2682, 3081, 3129, 3318, 3874, 4977, 5811, 6162, 6258, 7189, 9243, 9387, 9954, 11622, 11771, 13559, 14378, 17433, 18486, 18774, 21567, 23542, 27118, 34866, 35313, 40677, 43134, 64701, 70626, 81354, 82397, 105939, 122031, 129402, 153023, 164794, 211878, 244062, 247191, 306046, 459069, 494382, 741573, 918138, 1071161, 1377207, 1483146, 2142322, 2754414, 3213483, 6426966, 9640449, 19280898]

約数ペア:

[(1, 19280898), (2, 9640449), (3, 6426966), (6, 3213483), (7, 2754414), (9, 2142322), (13, 1483146), (14, 1377207), (18, 1071161), (21, 918138), (26, 741573), (39, 494382), (42, 459069), (63, 306046), (78, 247191), (79, 244062), (91, 211878), (117, 164794), (126, 153023), (149, 129402), (158, 122031), (182, 105939), (234, 82397), (237, 81354), (273, 70626), (298, 64701), (447, 43134), (474, 40677), (546, 35313), (553, 34866), (711, 27118), (819, 23542), (894, 21567), (1027, 18774), (1043, 18486), (1106, 17433), (1341, 14378), (1422, 13559), (1638, 11771), (1659, 11622), (1937, 9954), (2054, 9387), (2086, 9243), (2682, 7189), (3081, 6258), (3129, 6162), (3318, 5811), (3874, 4977)]