19294020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{2897}}^1$

素因数の和:2949

約数の個数: 72

約数和(自身を含む): 60127704

約数和(自身を除く): 40833684

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 37, 45, 60, 74, 90, 111, 148, 180, 185, 222, 333, 370, 444, 555, 666, 740, 1110, 1332, 1665, 2220, 2897, 3330, 5794, 6660, 8691, 11588, 14485, 17382, 26073, 28970, 34764, 43455, 52146, 57940, 86910, 104292, 107189, 130365, 173820, 214378, 260730, 321567, 428756, 521460, 535945, 643134, 964701, 1071890, 1286268, 1607835, 1929402, 2143780, 3215670, 3858804, 4823505, 6431340, 9647010, 19294020]

約数ペア:

[(1, 19294020), (2, 9647010), (3, 6431340), (4, 4823505), (5, 3858804), (6, 3215670), (9, 2143780), (10, 1929402), (12, 1607835), (15, 1286268), (18, 1071890), (20, 964701), (30, 643134), (36, 535945), (37, 521460), (45, 428756), (60, 321567), (74, 260730), (90, 214378), (111, 173820), (148, 130365), (180, 107189), (185, 104292), (222, 86910), (333, 57940), (370, 52146), (444, 43455), (555, 34764), (666, 28970), (740, 26073), (1110, 17382), (1332, 14485), (1665, 11588), (2220, 8691), (2897, 6660), (3330, 5794)]