20403780832

素因数分解:

$2^5\times {\mathrm{37}}^1\times {\mathrm{97}}^1\times {\mathrm{101}}^1\times {\mathrm{1759}}^1$

素因数の和:2004

約数の個数: 96

約数和(自身を含む): 42117546240

約数和(自身を除く): 21713765408

約数列:

[1, 2, 4, 8, 16, 32, 37, 74, 97, 101, 148, 194, 202, 296, 388, 404, 592, 776, 808, 1184, 1552, 1616, 1759, 3104, 3232, 3518, 3589, 3737, 7036, 7178, 7474, 9797, 14072, 14356, 14948, 19594, 28144, 28712, 29896, 39188, 56288, 57424, 59792, 65083, 78376, 114848, 119584, 130166, 156752, 170623, 177659, 260332, 313504, 341246, 355318, 362489, 520664, 682492, 710636, 724978, 1041328, 1364984, 1421272, 1449956, 2082656, 2729968, 2842544, 2899912, 5459936, 5685088, 5799824, 6313051, 6573383, 11599648, 12626102, 13146766, 17232923, 25252204, 26293532, 34465846, 50504408, 52587064, 68931692, 101008816, 105174128, 137863384, 202017632, 210348256, 275726768, 551453536, 637618151, 1275236302, 2550472604, 5100945208, 10201890416, 20403780832]

約数ペア:

[(1, 20403780832), (2, 10201890416), (4, 5100945208), (8, 2550472604), (16, 1275236302), (32, 637618151), (37, 551453536), (74, 275726768), (97, 210348256), (101, 202017632), (148, 137863384), (194, 105174128), (202, 101008816), (296, 68931692), (388, 52587064), (404, 50504408), (592, 34465846), (776, 26293532), (808, 25252204), (1184, 17232923), (1552, 13146766), (1616, 12626102), (1759, 11599648), (3104, 6573383), (3232, 6313051), (3518, 5799824), (3589, 5685088), (3737, 5459936), (7036, 2899912), (7178, 2842544), (7474, 2729968), (9797, 2082656), (14072, 1449956), (14356, 1421272), (14948, 1364984), (19594, 1041328), (28144, 724978), (28712, 710636), (29896, 682492), (39188, 520664), (56288, 362489), (57424, 355318), (59792, 341246), (65083, 313504), (78376, 260332), (114848, 177659), (119584, 170623), (130166, 156752)]