20120616904

素因数分解:

$2^3\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{191}}^1\times {\mathrm{9661}}^1$

素因数の和:9934

約数の個数: 64

約数和(自身を含む): 40070246400

約数和(自身を除く): 19949629496

約数列:

[1, 2, 4, 8, 29, 47, 58, 94, 116, 188, 191, 232, 376, 382, 764, 1363, 1528, 2726, 5452, 5539, 8977, 9661, 10904, 11078, 17954, 19322, 22156, 35908, 38644, 44312, 71816, 77288, 260333, 280169, 454067, 520666, 560338, 908134, 1041332, 1120676, 1816268, 1845251, 2082664, 2241352, 3632536, 3690502, 7381004, 13167943, 14762008, 26335886, 52671772, 53512279, 86726797, 105343544, 107024558, 173453594, 214049116, 346907188, 428098232, 693814376, 2515077113, 5030154226, 10060308452, 20120616904]

約数ペア:

[(1, 20120616904), (2, 10060308452), (4, 5030154226), (8, 2515077113), (29, 693814376), (47, 428098232), (58, 346907188), (94, 214049116), (116, 173453594), (188, 107024558), (191, 105343544), (232, 86726797), (376, 53512279), (382, 52671772), (764, 26335886), (1363, 14762008), (1528, 13167943), (2726, 7381004), (5452, 3690502), (5539, 3632536), (8977, 2241352), (9661, 2082664), (10904, 1845251), (11078, 1816268), (17954, 1120676), (19322, 1041332), (22156, 908134), (35908, 560338), (38644, 520666), (44312, 454067), (71816, 280169), (77288, 260333)]