20149283392

素因数分解:

$2^6\times 7^1\times {\mathrm{557}}^1\times {\mathrm{80747}}^1$

素因数の和:81323

約数の個数: 56

約数和(自身を含む): 45778302144

約数和(自身を除く): 25629018752

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 224, 448, 557, 1114, 2228, 3899, 4456, 7798, 8912, 15596, 17824, 31192, 35648, 62384, 80747, 124768, 161494, 249536, 322988, 565229, 645976, 1130458, 1291952, 2260916, 2583904, 4521832, 5167808, 9043664, 18087328, 36174656, 44976079, 89952158, 179904316, 314832553, 359808632, 629665106, 719617264, 1259330212, 1439234528, 2518660424, 2878469056, 5037320848, 10074641696, 20149283392]

約数ペア:

[(1, 20149283392), (2, 10074641696), (4, 5037320848), (7, 2878469056), (8, 2518660424), (14, 1439234528), (16, 1259330212), (28, 719617264), (32, 629665106), (56, 359808632), (64, 314832553), (112, 179904316), (224, 89952158), (448, 44976079), (557, 36174656), (1114, 18087328), (2228, 9043664), (3899, 5167808), (4456, 4521832), (7798, 2583904), (8912, 2260916), (15596, 1291952), (17824, 1130458), (31192, 645976), (35648, 565229), (62384, 322988), (80747, 249536), (124768, 161494)]