19958902896

素因数分解:

$2^4\times 3^1\times {\mathrm{37}}^3\times {\mathrm{8209}}^1$

素因数の和:8331

約数の個数: 80

約数和(自身を含む): 52999162400

約数和(自身を除く): 33040259504

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 37, 48, 74, 111, 148, 222, 296, 444, 592, 888, 1369, 1776, 2738, 4107, 5476, 8209, 8214, 10952, 16418, 16428, 21904, 24627, 32836, 32856, 49254, 50653, 65672, 65712, 98508, 101306, 131344, 151959, 197016, 202612, 303733, 303918, 394032, 405224, 607466, 607836, 810448, 911199, 1214932, 1215672, 1822398, 2429864, 2431344, 3644796, 4859728, 7289592, 11238121, 14579184, 22476242, 33714363, 44952484, 67428726, 89904968, 134857452, 179809936, 269714904, 415810477, 539429808, 831620954, 1247431431, 1663241908, 2494862862, 3326483816, 4989725724, 6652967632, 9979451448, 19958902896]

約数ペア:

[(1, 19958902896), (2, 9979451448), (3, 6652967632), (4, 4989725724), (6, 3326483816), (8, 2494862862), (12, 1663241908), (16, 1247431431), (24, 831620954), (37, 539429808), (48, 415810477), (74, 269714904), (111, 179809936), (148, 134857452), (222, 89904968), (296, 67428726), (444, 44952484), (592, 33714363), (888, 22476242), (1369, 14579184), (1776, 11238121), (2738, 7289592), (4107, 4859728), (5476, 3644796), (8209, 2431344), (8214, 2429864), (10952, 1822398), (16418, 1215672), (16428, 1214932), (21904, 911199), (24627, 810448), (32836, 607836), (32856, 607466), (49254, 405224), (50653, 394032), (65672, 303918), (65712, 303733), (98508, 202612), (101306, 197016), (131344, 151959)]