20301678

素因数分解:

$2^1\times 3^5\times {\mathrm{37}}^1\times {\mathrm{1129}}^1$

素因数の和:1183

約数の個数: 48

約数和(自身を含む): 46890480

約数和(自身を除く): 26588802

約数列:

[1, 2, 3, 6, 9, 18, 27, 37, 54, 74, 81, 111, 162, 222, 243, 333, 486, 666, 999, 1129, 1998, 2258, 2997, 3387, 5994, 6774, 8991, 10161, 17982, 20322, 30483, 41773, 60966, 83546, 91449, 125319, 182898, 250638, 274347, 375957, 548694, 751914, 1127871, 2255742, 3383613, 6767226, 10150839, 20301678]

約数ペア:

[(1, 20301678), (2, 10150839), (3, 6767226), (6, 3383613), (9, 2255742), (18, 1127871), (27, 751914), (37, 548694), (54, 375957), (74, 274347), (81, 250638), (111, 182898), (162, 125319), (222, 91449), (243, 83546), (333, 60966), (486, 41773), (666, 30483), (999, 20322), (1129, 17982), (1998, 10161), (2258, 8991), (2997, 6774), (3387, 5994)]