18746388

素因数分解:

$2^2\times 3^2\times {\mathrm{19}}^1\times {\mathrm{27407}}^1$

素因数の和:27436

約数の個数: 36

約数和(自身を含む): 49882560

約数和(自身を除く): 31136172

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 36, 38, 57, 76, 114, 171, 228, 342, 684, 27407, 54814, 82221, 109628, 164442, 246663, 328884, 493326, 520733, 986652, 1041466, 1562199, 2082932, 3124398, 4686597, 6248796, 9373194, 18746388]

約数ペア:

[(1, 18746388), (2, 9373194), (3, 6248796), (4, 4686597), (6, 3124398), (9, 2082932), (12, 1562199), (18, 1041466), (19, 986652), (36, 520733), (38, 493326), (57, 328884), (76, 246663), (114, 164442), (171, 109628), (228, 82221), (342, 54814), (684, 27407)]