19662019380

素因数分解:

$2^2\times 3^6\times 5^1\times {\mathrm{1348561}}^1$

素因数の和:1348588

約数の個数: 84

約数和(自身を含む): 61907087172

約数和(自身を除く): 42245067792

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 162, 180, 243, 270, 324, 405, 486, 540, 729, 810, 972, 1215, 1458, 1620, 2430, 2916, 3645, 4860, 7290, 14580, 1348561, 2697122, 4045683, 5394244, 6742805, 8091366, 12137049, 13485610, 16182732, 20228415, 24274098, 26971220, 36411147, 40456830, 48548196, 60685245, 72822294, 80913660, 109233441, 121370490, 145644588, 182055735, 218466882, 242740980, 327700323, 364111470, 436933764, 546167205, 655400646, 728222940, 983100969, 1092334410, 1310801292, 1638501615, 1966201938, 2184668820, 3277003230, 3932403876, 4915504845, 6554006460, 9831009690, 19662019380]

約数ペア:

[(1, 19662019380), (2, 9831009690), (3, 6554006460), (4, 4915504845), (5, 3932403876), (6, 3277003230), (9, 2184668820), (10, 1966201938), (12, 1638501615), (15, 1310801292), (18, 1092334410), (20, 983100969), (27, 728222940), (30, 655400646), (36, 546167205), (45, 436933764), (54, 364111470), (60, 327700323), (81, 242740980), (90, 218466882), (108, 182055735), (135, 145644588), (162, 121370490), (180, 109233441), (243, 80913660), (270, 72822294), (324, 60685245), (405, 48548196), (486, 40456830), (540, 36411147), (729, 26971220), (810, 24274098), (972, 20228415), (1215, 16182732), (1458, 13485610), (1620, 12137049), (2430, 8091366), (2916, 6742805), (3645, 5394244), (4860, 4045683), (7290, 2697122), (14580, 1348561)]