18122442

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{173}}^1$

素因数の和:287

約数の個数: 64

約数和(自身を含む): 42094080

約数和(自身を除く): 23971638

約数列:

[1, 2, 3, 6, 13, 17, 26, 34, 39, 51, 78, 79, 102, 158, 173, 221, 237, 346, 442, 474, 519, 663, 1027, 1038, 1326, 1343, 2054, 2249, 2686, 2941, 3081, 4029, 4498, 5882, 6162, 6747, 8058, 8823, 13494, 13667, 17459, 17646, 27334, 34918, 38233, 41001, 52377, 76466, 82002, 104754, 114699, 177671, 229398, 232339, 355342, 464678, 533013, 697017, 1066026, 1394034, 3020407, 6040814, 9061221, 18122442]

約数ペア:

[(1, 18122442), (2, 9061221), (3, 6040814), (6, 3020407), (13, 1394034), (17, 1066026), (26, 697017), (34, 533013), (39, 464678), (51, 355342), (78, 232339), (79, 229398), (102, 177671), (158, 114699), (173, 104754), (221, 82002), (237, 76466), (346, 52377), (442, 41001), (474, 38233), (519, 34918), (663, 27334), (1027, 17646), (1038, 17459), (1326, 13667), (1343, 13494), (2054, 8823), (2249, 8058), (2686, 6747), (2941, 6162), (3081, 5882), (4029, 4498)]