20235501208

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{619}}^1\times {\mathrm{5153}}^1$

素因数の和:5852

約数の個数: 64

約数和(自身を含む): 41605149600

約数和(自身を除く): 21369648392

約数列:

[1, 2, 4, 8, 13, 26, 52, 61, 104, 122, 244, 488, 619, 793, 1238, 1586, 2476, 3172, 4952, 5153, 6344, 8047, 10306, 16094, 20612, 32188, 37759, 41224, 64376, 66989, 75518, 133978, 151036, 267956, 302072, 314333, 490867, 535912, 628666, 981734, 1257332, 1963468, 2514664, 3189707, 3926936, 4086329, 6379414, 8172658, 12758828, 16345316, 25517656, 32690632, 41466191, 82932382, 165864764, 194572127, 331729528, 389144254, 778288508, 1556577016, 2529437651, 5058875302, 10117750604, 20235501208]

約数ペア:

[(1, 20235501208), (2, 10117750604), (4, 5058875302), (8, 2529437651), (13, 1556577016), (26, 778288508), (52, 389144254), (61, 331729528), (104, 194572127), (122, 165864764), (244, 82932382), (488, 41466191), (619, 32690632), (793, 25517656), (1238, 16345316), (1586, 12758828), (2476, 8172658), (3172, 6379414), (4952, 4086329), (5153, 3926936), (6344, 3189707), (8047, 2514664), (10306, 1963468), (16094, 1257332), (20612, 981734), (32188, 628666), (37759, 535912), (41224, 490867), (64376, 314333), (66989, 302072), (75518, 267956), (133978, 151036)]