20120355828

素因数分解:

$2^2\times 3^3\times {\mathrm{1249}}^1\times {\mathrm{149159}}^1$

素因数の和:150421

約数の個数: 48

約数和(自身を含む): 52206000000

約数和(自身を除く): 32085644172

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 108, 1249, 2498, 3747, 4996, 7494, 11241, 14988, 22482, 33723, 44964, 67446, 134892, 149159, 298318, 447477, 596636, 894954, 1342431, 1789908, 2684862, 4027293, 5369724, 8054586, 16109172, 186299591, 372599182, 558898773, 745198364, 1117797546, 1676696319, 2235595092, 3353392638, 5030088957, 6706785276, 10060177914, 20120355828]

約数ペア:

[(1, 20120355828), (2, 10060177914), (3, 6706785276), (4, 5030088957), (6, 3353392638), (9, 2235595092), (12, 1676696319), (18, 1117797546), (27, 745198364), (36, 558898773), (54, 372599182), (108, 186299591), (1249, 16109172), (2498, 8054586), (3747, 5369724), (4996, 4027293), (7494, 2684862), (11241, 1789908), (14988, 1342431), (22482, 894954), (33723, 596636), (44964, 447477), (67446, 298318), (134892, 149159)]