20163955994

素因数分解:

$2^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{457}}^1\times {\mathrm{587}}^1$

素因数の和:1132

約数の個数: 96

約数和(自身を含む): 38682826560

約数和(自身を除く): 18518870566

約数列:

[1, 2, 7, 13, 14, 26, 49, 59, 91, 98, 118, 182, 413, 457, 587, 637, 767, 826, 914, 1174, 1274, 1534, 2891, 3199, 4109, 5369, 5782, 5941, 6398, 7631, 8218, 10738, 11882, 15262, 22393, 26963, 28763, 34633, 37583, 41587, 44786, 53417, 53926, 57526, 69266, 75166, 83174, 106834, 188741, 242431, 268259, 291109, 350519, 373919, 377482, 450229, 484862, 536518, 582218, 701038, 747838, 900458, 1321187, 1697017, 1877813, 2453633, 2642374, 3151603, 3394034, 3487367, 3755626, 4907266, 6303206, 6974734, 13144691, 15827281, 17175431, 22061221, 24411569, 26289382, 31654562, 34350862, 44122442, 48823138, 110790967, 170880983, 205754653, 221581934, 341761966, 411509306, 775536769, 1440282571, 1551073538, 2880565142, 10081977997, 20163955994]

約数ペア:

[(1, 20163955994), (2, 10081977997), (7, 2880565142), (13, 1551073538), (14, 1440282571), (26, 775536769), (49, 411509306), (59, 341761966), (91, 221581934), (98, 205754653), (118, 170880983), (182, 110790967), (413, 48823138), (457, 44122442), (587, 34350862), (637, 31654562), (767, 26289382), (826, 24411569), (914, 22061221), (1174, 17175431), (1274, 15827281), (1534, 13144691), (2891, 6974734), (3199, 6303206), (4109, 4907266), (5369, 3755626), (5782, 3487367), (5941, 3394034), (6398, 3151603), (7631, 2642374), (8218, 2453633), (10738, 1877813), (11882, 1697017), (15262, 1321187), (22393, 900458), (26963, 747838), (28763, 701038), (34633, 582218), (37583, 536518), (41587, 484862), (44786, 450229), (53417, 377482), (53926, 373919), (57526, 350519), (69266, 291109), (75166, 268259), (83174, 242431), (106834, 188741)]