20161853668

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{829}}^1\times {\mathrm{14939}}^1$

素因数の和:15820

約数の個数: 48

約数和(自身を含む): 39581438400

約数和(自身を除く): 19419584732

約数列:

[1, 2, 4, 11, 22, 37, 44, 74, 148, 407, 814, 829, 1628, 1658, 3316, 9119, 14939, 18238, 29878, 30673, 36476, 59756, 61346, 122692, 164329, 328658, 337403, 552743, 657316, 674806, 1105486, 1349612, 2210972, 6080173, 12160346, 12384431, 24320692, 24768862, 49537724, 136228741, 272457482, 458223947, 544914964, 916447894, 1832895788, 5040463417, 10080926834, 20161853668]

約数ペア:

[(1, 20161853668), (2, 10080926834), (4, 5040463417), (11, 1832895788), (22, 916447894), (37, 544914964), (44, 458223947), (74, 272457482), (148, 136228741), (407, 49537724), (814, 24768862), (829, 24320692), (1628, 12384431), (1658, 12160346), (3316, 6080173), (9119, 2210972), (14939, 1349612), (18238, 1105486), (29878, 674806), (30673, 657316), (36476, 552743), (59756, 337403), (61346, 328658), (122692, 164329)]