20201972406

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{28901}}^1$

素因数の和:29030

約数の個数: 128

約数和(自身を含む): 53938068480

約数和(自身を除く): 33736096074

約数列:

[1, 2, 3, 6, 7, 11, 14, 17, 21, 22, 33, 34, 42, 51, 66, 77, 89, 102, 119, 154, 178, 187, 231, 238, 267, 357, 374, 462, 534, 561, 623, 714, 979, 1122, 1246, 1309, 1513, 1869, 1958, 2618, 2937, 3026, 3738, 3927, 4539, 5874, 6853, 7854, 9078, 10591, 13706, 16643, 20559, 21182, 28901, 31773, 33286, 41118, 49929, 57802, 63546, 86703, 99858, 116501, 173406, 202307, 233002, 317911, 349503, 404614, 491317, 606921, 635822, 699006, 953733, 982634, 1213842, 1473951, 1907466, 2225377, 2572189, 2947902, 3439219, 4450754, 5144378, 5404487, 6676131, 6878438, 7716567, 10317657, 10808974, 13352262, 15433134, 16213461, 18005323, 20635314, 28294079, 32426922, 36010646, 37831409, 43727213, 54015969, 56588158, 75662818, 84882237, 87454426, 108031938, 113494227, 131181639, 169764474, 198058553, 226988454, 262363278, 306090491, 396117106, 480999343, 594175659, 612180982, 918271473, 961998686, 1188351318, 1442998029, 1836542946, 2885996058, 3366995401, 6733990802, 10100986203, 20201972406]

約数ペア:

[(1, 20201972406), (2, 10100986203), (3, 6733990802), (6, 3366995401), (7, 2885996058), (11, 1836542946), (14, 1442998029), (17, 1188351318), (21, 961998686), (22, 918271473), (33, 612180982), (34, 594175659), (42, 480999343), (51, 396117106), (66, 306090491), (77, 262363278), (89, 226988454), (102, 198058553), (119, 169764474), (154, 131181639), (178, 113494227), (187, 108031938), (231, 87454426), (238, 84882237), (267, 75662818), (357, 56588158), (374, 54015969), (462, 43727213), (534, 37831409), (561, 36010646), (623, 32426922), (714, 28294079), (979, 20635314), (1122, 18005323), (1246, 16213461), (1309, 15433134), (1513, 13352262), (1869, 10808974), (1958, 10317657), (2618, 7716567), (2937, 6878438), (3026, 6676131), (3738, 5404487), (3927, 5144378), (4539, 4450754), (5874, 3439219), (6853, 2947902), (7854, 2572189), (9078, 2225377), (10591, 1907466), (13706, 1473951), (16643, 1213842), (20559, 982634), (21182, 953733), (28901, 699006), (31773, 635822), (33286, 606921), (41118, 491317), (49929, 404614), (57802, 349503), (63546, 317911), (86703, 233002), (99858, 202307), (116501, 173406)]