20847029331

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{101}}^1\times {\mathrm{307}}^1\times {\mathrm{13183}}^1$

素因数の和:13611

約数の個数: 32

約数和(自身を含む): 29821575168

約数和(自身を除く): 8974545837

約数列:

[1, 3, 17, 51, 101, 303, 307, 921, 1717, 5151, 5219, 13183, 15657, 31007, 39549, 93021, 224111, 527119, 672333, 1331483, 1581357, 3994449, 4047181, 12141543, 22635211, 67905633, 68802077, 206406231, 408765281, 1226295843, 6949009777, 20847029331]

約数ペア:

[(1, 20847029331), (3, 6949009777), (17, 1226295843), (51, 408765281), (101, 206406231), (303, 68802077), (307, 67905633), (921, 22635211), (1717, 12141543), (5151, 4047181), (5219, 3994449), (13183, 1581357), (15657, 1331483), (31007, 672333), (39549, 527119), (93021, 224111)]