20820342003

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{233}}^1\times {\mathrm{14551}}^1$

素因数の和:14899

約数の個数: 32

約数和(自身を含む): 29420651520

約数和(自身を除く): 8600309517

約数列:

[1, 3, 23, 69, 89, 233, 267, 699, 2047, 5359, 6141, 14551, 16077, 20737, 43653, 62211, 334673, 476951, 1004019, 1295039, 1430853, 3390383, 3885117, 10171149, 29785897, 77978809, 89357691, 233936427, 301744087, 905232261, 6940114001, 20820342003]

約数ペア:

[(1, 20820342003), (3, 6940114001), (23, 905232261), (69, 301744087), (89, 233936427), (233, 89357691), (267, 77978809), (699, 29785897), (2047, 10171149), (5359, 3885117), (6141, 3390383), (14551, 1430853), (16077, 1295039), (20737, 1004019), (43653, 476951), (62211, 334673)]