18992376

素因数分解:

$2^3\times 3^2\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{197}}^1$

素因数の和:325

約数の個数: 96

約数和(自身を含む): 56216160

約数和(自身を除く): 37223784

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 18, 24, 26, 36, 39, 52, 72, 78, 103, 104, 117, 156, 197, 206, 234, 309, 312, 394, 412, 468, 591, 618, 788, 824, 927, 936, 1182, 1236, 1339, 1576, 1773, 1854, 2364, 2472, 2561, 2678, 3546, 3708, 4017, 4728, 5122, 5356, 7092, 7416, 7683, 8034, 10244, 10712, 12051, 14184, 15366, 16068, 20291, 20488, 23049, 24102, 30732, 32136, 40582, 46098, 48204, 60873, 61464, 81164, 92196, 96408, 121746, 162328, 182619, 184392, 243492, 263783, 365238, 486984, 527566, 730476, 791349, 1055132, 1460952, 1582698, 2110264, 2374047, 3165396, 4748094, 6330792, 9496188, 18992376]

約数ペア:

[(1, 18992376), (2, 9496188), (3, 6330792), (4, 4748094), (6, 3165396), (8, 2374047), (9, 2110264), (12, 1582698), (13, 1460952), (18, 1055132), (24, 791349), (26, 730476), (36, 527566), (39, 486984), (52, 365238), (72, 263783), (78, 243492), (103, 184392), (104, 182619), (117, 162328), (156, 121746), (197, 96408), (206, 92196), (234, 81164), (309, 61464), (312, 60873), (394, 48204), (412, 46098), (468, 40582), (591, 32136), (618, 30732), (788, 24102), (824, 23049), (927, 20488), (936, 20291), (1182, 16068), (1236, 15366), (1339, 14184), (1576, 12051), (1773, 10712), (1854, 10244), (2364, 8034), (2472, 7683), (2561, 7416), (2678, 7092), (3546, 5356), (3708, 5122), (4017, 4728)]