20163741939

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{227}}^1\times {\mathrm{241}}^1$

素因数の和:578

約数の個数: 128

約数和(自身を含む): 35277327360

約数和(自身を除く): 15113585421

約数列:

[1, 3, 9, 11, 17, 27, 33, 51, 73, 99, 153, 187, 219, 227, 241, 297, 459, 561, 657, 681, 723, 803, 1241, 1683, 1971, 2043, 2169, 2409, 2497, 2651, 3723, 3859, 4097, 5049, 6129, 6507, 7227, 7491, 7953, 11169, 11577, 12291, 13651, 16571, 17593, 21681, 22473, 23859, 33507, 34731, 36873, 40953, 42449, 45067, 49713, 52779, 54707, 67419, 71577, 104193, 110619, 122859, 127347, 135201, 149139, 158337, 164121, 182281, 193523, 281707, 299081, 368577, 382041, 405603, 447417, 475011, 492363, 546843, 580569, 601777, 845121, 897243, 930019, 1146123, 1216809, 1477089, 1640529, 1741707, 1805331, 2535363, 2691729, 2790057, 3098777, 3289891, 3993611, 4921587, 5225121, 5415993, 7606089, 8075187, 8370171, 9296331, 9869673, 10230209, 11980833, 16247979, 25110513, 27888993, 29609019, 30690627, 35942499, 43929721, 67891387, 83666979, 88827057, 92071881, 107827497, 131789163, 203674161, 276215643, 395367489, 611022483, 746805257, 1186102467, 1833067449, 2240415771, 6721247313, 20163741939]

約数ペア:

[(1, 20163741939), (3, 6721247313), (9, 2240415771), (11, 1833067449), (17, 1186102467), (27, 746805257), (33, 611022483), (51, 395367489), (73, 276215643), (99, 203674161), (153, 131789163), (187, 107827497), (219, 92071881), (227, 88827057), (241, 83666979), (297, 67891387), (459, 43929721), (561, 35942499), (657, 30690627), (681, 29609019), (723, 27888993), (803, 25110513), (1241, 16247979), (1683, 11980833), (1971, 10230209), (2043, 9869673), (2169, 9296331), (2409, 8370171), (2497, 8075187), (2651, 7606089), (3723, 5415993), (3859, 5225121), (4097, 4921587), (5049, 3993611), (6129, 3289891), (6507, 3098777), (7227, 2790057), (7491, 2691729), (7953, 2535363), (11169, 1805331), (11577, 1741707), (12291, 1640529), (13651, 1477089), (16571, 1216809), (17593, 1146123), (21681, 930019), (22473, 897243), (23859, 845121), (33507, 601777), (34731, 580569), (36873, 546843), (40953, 492363), (42449, 475011), (45067, 447417), (49713, 405603), (52779, 382041), (54707, 368577), (67419, 299081), (71577, 281707), (104193, 193523), (110619, 182281), (122859, 164121), (127347, 158337), (135201, 149139)]