20120971773

素因数分解:

$3^1\times 7^2\times {\mathrm{2999}}^1\times {\mathrm{45641}}^1$

素因数の和:48657

約数の個数: 24

約数和(自身を含む): 31219128000

約数和(自身を除く): 11098156227

約数列:

[1, 3, 7, 21, 49, 147, 2999, 8997, 20993, 45641, 62979, 136923, 146951, 319487, 440853, 958461, 2236409, 6709227, 136877359, 410632077, 958141513, 2874424539, 6706990591, 20120971773]

約数ペア:

[(1, 20120971773), (3, 6706990591), (7, 2874424539), (21, 958141513), (49, 410632077), (147, 136877359), (2999, 6709227), (8997, 2236409), (20993, 958461), (45641, 440853), (62979, 319487), (136923, 146951)]