20157992484

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{101}}^1\times {\mathrm{823}}^1\times {\mathrm{2887}}^1$

素因数の和:3825

約数の個数: 96

約数和(自身を含む): 54371659776

約数和(自身を除く): 34213667292

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 101, 202, 303, 404, 606, 707, 823, 1212, 1414, 1646, 2121, 2469, 2828, 2887, 3292, 4242, 4938, 5761, 5774, 8484, 8661, 9876, 11522, 11548, 17283, 17322, 20209, 23044, 34566, 34644, 40418, 60627, 69132, 80836, 83123, 121254, 166246, 242508, 249369, 291587, 332492, 498738, 581861, 583174, 874761, 997476, 1163722, 1166348, 1745583, 1749522, 2041109, 2327444, 2376001, 3491166, 3499044, 4082218, 4752002, 6123327, 6982332, 7128003, 8164436, 9504004, 12246654, 14256006, 16632007, 24493308, 28512012, 33264014, 49896021, 66528028, 99792042, 199584084, 239976101, 479952202, 719928303, 959904404, 1439856606, 1679832707, 2879713212, 3359665414, 5039498121, 6719330828, 10078996242, 20157992484]

約数ペア:

[(1, 20157992484), (2, 10078996242), (3, 6719330828), (4, 5039498121), (6, 3359665414), (7, 2879713212), (12, 1679832707), (14, 1439856606), (21, 959904404), (28, 719928303), (42, 479952202), (84, 239976101), (101, 199584084), (202, 99792042), (303, 66528028), (404, 49896021), (606, 33264014), (707, 28512012), (823, 24493308), (1212, 16632007), (1414, 14256006), (1646, 12246654), (2121, 9504004), (2469, 8164436), (2828, 7128003), (2887, 6982332), (3292, 6123327), (4242, 4752002), (4938, 4082218), (5761, 3499044), (5774, 3491166), (8484, 2376001), (8661, 2327444), (9876, 2041109), (11522, 1749522), (11548, 1745583), (17283, 1166348), (17322, 1163722), (20209, 997476), (23044, 874761), (34566, 583174), (34644, 581861), (40418, 498738), (60627, 332492), (69132, 291587), (80836, 249369), (83123, 242508), (121254, 166246)]