19201944

素因数分解:

$2^3\times 3^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{587}}^1$

素因数の和:672

約数の個数: 64

約数和(自身を含む): 50803200

約数和(自身を除く): 31601256

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 29, 47, 58, 87, 94, 116, 141, 174, 188, 232, 282, 348, 376, 564, 587, 696, 1128, 1174, 1363, 1761, 2348, 2726, 3522, 4089, 4696, 5452, 7044, 8178, 10904, 14088, 16356, 17023, 27589, 32712, 34046, 51069, 55178, 68092, 82767, 102138, 110356, 136184, 165534, 204276, 220712, 331068, 408552, 662136, 800081, 1600162, 2400243, 3200324, 4800486, 6400648, 9600972, 19201944]

約数ペア:

[(1, 19201944), (2, 9600972), (3, 6400648), (4, 4800486), (6, 3200324), (8, 2400243), (12, 1600162), (24, 800081), (29, 662136), (47, 408552), (58, 331068), (87, 220712), (94, 204276), (116, 165534), (141, 136184), (174, 110356), (188, 102138), (232, 82767), (282, 68092), (348, 55178), (376, 51069), (564, 34046), (587, 32712), (696, 27589), (1128, 17023), (1174, 16356), (1363, 14088), (1761, 10904), (2348, 8178), (2726, 7044), (3522, 5452), (4089, 4696)]