20290944

素因数分解:

$2^7\times 3^1\times {\mathrm{53}}^1\times {\mathrm{997}}^1$

素因数の和:1067

約数の個数: 64

約数和(自身を含む): 54969840

約数和(自身を除く): 34678896

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 53, 64, 96, 106, 128, 159, 192, 212, 318, 384, 424, 636, 848, 997, 1272, 1696, 1994, 2544, 2991, 3392, 3988, 5088, 5982, 6784, 7976, 10176, 11964, 15952, 20352, 23928, 31904, 47856, 52841, 63808, 95712, 105682, 127616, 158523, 191424, 211364, 317046, 382848, 422728, 634092, 845456, 1268184, 1690912, 2536368, 3381824, 5072736, 6763648, 10145472, 20290944]

約数ペア:

[(1, 20290944), (2, 10145472), (3, 6763648), (4, 5072736), (6, 3381824), (8, 2536368), (12, 1690912), (16, 1268184), (24, 845456), (32, 634092), (48, 422728), (53, 382848), (64, 317046), (96, 211364), (106, 191424), (128, 158523), (159, 127616), (192, 105682), (212, 95712), (318, 63808), (384, 52841), (424, 47856), (636, 31904), (848, 23928), (997, 20352), (1272, 15952), (1696, 11964), (1994, 10176), (2544, 7976), (2991, 6784), (3392, 5982), (3988, 5088)]