20196044944

素因数分解:

$2^4\times {\mathrm{61}}^1\times {\mathrm{109}}^1\times {\mathrm{229}}^1\times {\mathrm{829}}^1$

素因数の和:1236

約数の個数: 80

約数和(自身を含む): 40360078000

約数和(自身を除く): 20164033056

約数列:

[1, 2, 4, 8, 16, 61, 109, 122, 218, 229, 244, 436, 458, 488, 829, 872, 916, 976, 1658, 1744, 1832, 3316, 3664, 6632, 6649, 13264, 13298, 13969, 24961, 26596, 27938, 49922, 50569, 53192, 55876, 90361, 99844, 101138, 106384, 111752, 180722, 189841, 199688, 202276, 223504, 361444, 379682, 399376, 404552, 722888, 759364, 809104, 1445776, 1518728, 1522621, 3037456, 3045242, 5512021, 6090484, 11024042, 11580301, 12180968, 20692669, 22048084, 23160602, 24361936, 41385338, 44096168, 46321204, 82770676, 88192336, 92642408, 165541352, 185284816, 331082704, 1262252809, 2524505618, 5049011236, 10098022472, 20196044944]

約数ペア:

[(1, 20196044944), (2, 10098022472), (4, 5049011236), (8, 2524505618), (16, 1262252809), (61, 331082704), (109, 185284816), (122, 165541352), (218, 92642408), (229, 88192336), (244, 82770676), (436, 46321204), (458, 44096168), (488, 41385338), (829, 24361936), (872, 23160602), (916, 22048084), (976, 20692669), (1658, 12180968), (1744, 11580301), (1832, 11024042), (3316, 6090484), (3664, 5512021), (6632, 3045242), (6649, 3037456), (13264, 1522621), (13298, 1518728), (13969, 1445776), (24961, 809104), (26596, 759364), (27938, 722888), (49922, 404552), (50569, 399376), (53192, 379682), (55876, 361444), (90361, 223504), (99844, 202276), (101138, 199688), (106384, 189841), (111752, 180722)]