20228970006

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{251}}^1\times {\mathrm{639631}}^1$

素因数の和:639897

約数の個数: 48

約数和(自身を含む): 50290426368

約数和(自身を除く): 30061456362

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 251, 502, 753, 1506, 1757, 2259, 3514, 4518, 5271, 10542, 15813, 31626, 639631, 1279262, 1918893, 3837786, 4477417, 5756679, 8954834, 11513358, 13432251, 26864502, 40296753, 80593506, 160547381, 321094762, 481642143, 963284286, 1123831667, 1444926429, 2247663334, 2889852858, 3371495001, 6742990002, 10114485003, 20228970006]

約数ペア:

[(1, 20228970006), (2, 10114485003), (3, 6742990002), (6, 3371495001), (7, 2889852858), (9, 2247663334), (14, 1444926429), (18, 1123831667), (21, 963284286), (42, 481642143), (63, 321094762), (126, 160547381), (251, 80593506), (502, 40296753), (753, 26864502), (1506, 13432251), (1757, 11513358), (2259, 8954834), (3514, 5756679), (4518, 4477417), (5271, 3837786), (10542, 1918893), (15813, 1279262), (31626, 639631)]