19891979136

素因数分解:

$2^7\times 3^3\times {\mathrm{137}}^1\times {\mathrm{42013}}^1$

素因数の和:42173

約数の個数: 128

約数和(自身を含む): 59138906400

約数和(自身を除く): 39246927264

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 48, 54, 64, 72, 96, 108, 128, 137, 144, 192, 216, 274, 288, 384, 411, 432, 548, 576, 822, 864, 1096, 1152, 1233, 1644, 1728, 2192, 2466, 3288, 3456, 3699, 4384, 4932, 6576, 7398, 8768, 9864, 13152, 14796, 17536, 19728, 26304, 29592, 39456, 42013, 52608, 59184, 78912, 84026, 118368, 126039, 157824, 168052, 236736, 252078, 336104, 378117, 473472, 504156, 672208, 756234, 1008312, 1134351, 1344416, 1512468, 2016624, 2268702, 2688832, 3024936, 4033248, 4537404, 5377664, 5755781, 6049872, 8066496, 9074808, 11511562, 12099744, 16132992, 17267343, 18149616, 23023124, 24199488, 34534686, 36299232, 46046248, 48398976, 51802029, 69069372, 72598464, 92092496, 103604058, 138138744, 145196928, 155406087, 184184992, 207208116, 276277488, 310812174, 368369984, 414416232, 552554976, 621624348, 736739968, 828832464, 1105109952, 1243248696, 1657664928, 2210219904, 2486497392, 3315329856, 4972994784, 6630659712, 9945989568, 19891979136]

約数ペア:

[(1, 19891979136), (2, 9945989568), (3, 6630659712), (4, 4972994784), (6, 3315329856), (8, 2486497392), (9, 2210219904), (12, 1657664928), (16, 1243248696), (18, 1105109952), (24, 828832464), (27, 736739968), (32, 621624348), (36, 552554976), (48, 414416232), (54, 368369984), (64, 310812174), (72, 276277488), (96, 207208116), (108, 184184992), (128, 155406087), (137, 145196928), (144, 138138744), (192, 103604058), (216, 92092496), (274, 72598464), (288, 69069372), (384, 51802029), (411, 48398976), (432, 46046248), (548, 36299232), (576, 34534686), (822, 24199488), (864, 23023124), (1096, 18149616), (1152, 17267343), (1233, 16132992), (1644, 12099744), (1728, 11511562), (2192, 9074808), (2466, 8066496), (3288, 6049872), (3456, 5755781), (3699, 5377664), (4384, 4537404), (4932, 4033248), (6576, 3024936), (7398, 2688832), (8768, 2268702), (9864, 2016624), (13152, 1512468), (14796, 1344416), (17536, 1134351), (19728, 1008312), (26304, 756234), (29592, 672208), (39456, 504156), (42013, 473472), (52608, 378117), (59184, 336104), (78912, 252078), (84026, 236736), (118368, 168052), (126039, 157824)]