2001566288

素因数分解:

$2^4\times {\mathrm{97}}^1\times {\mathrm{101}}^1\times {\mathrm{113}}^2$

素因数の和:432

約数の個数: 60

約数和(自身を含む): 3992132508

約数和(自身を除く): 1990566220

約数列:

[1, 2, 4, 8, 16, 97, 101, 113, 194, 202, 226, 388, 404, 452, 776, 808, 904, 1552, 1616, 1808, 9797, 10961, 11413, 12769, 19594, 21922, 22826, 25538, 39188, 43844, 45652, 51076, 78376, 87688, 91304, 102152, 156752, 175376, 182608, 204304, 1107061, 1238593, 1289669, 2214122, 2477186, 2579338, 4428244, 4954372, 5158676, 8856488, 9908744, 10317352, 17712976, 19817488, 20634704, 125097893, 250195786, 500391572, 1000783144, 2001566288]

約数ペア:

[(1, 2001566288), (2, 1000783144), (4, 500391572), (8, 250195786), (16, 125097893), (97, 20634704), (101, 19817488), (113, 17712976), (194, 10317352), (202, 9908744), (226, 8856488), (388, 5158676), (404, 4954372), (452, 4428244), (776, 2579338), (808, 2477186), (904, 2214122), (1552, 1289669), (1616, 1238593), (1808, 1107061), (9797, 204304), (10961, 182608), (11413, 175376), (12769, 156752), (19594, 102152), (21922, 91304), (22826, 87688), (25538, 78376), (39188, 51076), (43844, 45652)]