1821988086

素因数分解:

$2^1\times 3^1\times {\mathrm{59}}^1\times {\mathrm{101}}^1\times {\mathrm{131}}^1\times {\mathrm{389}}^1$

素因数の和:685

約数の個数: 64

約数和(自身を含む): 3780691200

約数和(自身を除く): 1958703114

約数列:

[1, 2, 3, 6, 59, 101, 118, 131, 177, 202, 262, 303, 354, 389, 393, 606, 778, 786, 1167, 2334, 5959, 7729, 11918, 13231, 15458, 17877, 22951, 23187, 26462, 35754, 39289, 39693, 45902, 46374, 50959, 68853, 78578, 79386, 101918, 117867, 137706, 152877, 235734, 305754, 780629, 1561258, 2318051, 2341887, 3006581, 4636102, 4683774, 5146859, 6013162, 6954153, 9019743, 10293718, 13908306, 15440577, 18039486, 30881154, 303664681, 607329362, 910994043, 1821988086]

約数ペア:

[(1, 1821988086), (2, 910994043), (3, 607329362), (6, 303664681), (59, 30881154), (101, 18039486), (118, 15440577), (131, 13908306), (177, 10293718), (202, 9019743), (262, 6954153), (303, 6013162), (354, 5146859), (389, 4683774), (393, 4636102), (606, 3006581), (778, 2341887), (786, 2318051), (1167, 1561258), (2334, 780629), (5959, 305754), (7729, 235734), (11918, 152877), (13231, 137706), (15458, 117867), (17877, 101918), (22951, 79386), (23187, 78578), (26462, 68853), (35754, 50959), (39289, 46374), (39693, 45902)]