2018445104

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{257}}^1\times {\mathrm{619}}^1$

素因数の和:958

約数の個数: 80

約数和(自身を含む): 4304203680

約数和(自身を除く): 2285758576

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 61, 104, 122, 208, 244, 257, 488, 514, 619, 793, 976, 1028, 1238, 1586, 2056, 2476, 3172, 3341, 4112, 4952, 6344, 6682, 8047, 9904, 12688, 13364, 15677, 16094, 26728, 31354, 32188, 37759, 53456, 62708, 64376, 75518, 125416, 128752, 151036, 159083, 203801, 250832, 302072, 318166, 407602, 490867, 604144, 636332, 815204, 981734, 1272664, 1630408, 1963468, 2068079, 2545328, 3260816, 3926936, 4136158, 7853872, 8272316, 9704063, 16544632, 19408126, 33089264, 38816252, 77632504, 126152819, 155265008, 252305638, 504611276, 1009222552, 2018445104]

約数ペア:

[(1, 2018445104), (2, 1009222552), (4, 504611276), (8, 252305638), (13, 155265008), (16, 126152819), (26, 77632504), (52, 38816252), (61, 33089264), (104, 19408126), (122, 16544632), (208, 9704063), (244, 8272316), (257, 7853872), (488, 4136158), (514, 3926936), (619, 3260816), (793, 2545328), (976, 2068079), (1028, 1963468), (1238, 1630408), (1586, 1272664), (2056, 981734), (2476, 815204), (3172, 636332), (3341, 604144), (4112, 490867), (4952, 407602), (6344, 318166), (6682, 302072), (8047, 250832), (9904, 203801), (12688, 159083), (13364, 151036), (15677, 128752), (16094, 125416), (26728, 75518), (31354, 64376), (32188, 62708), (37759, 53456)]