18113498

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{991}}^1$

素因数の和:1062

約数の個数: 32

約数和(自身を含む): 31664640

約数和(自身を除く): 13551142

約数列:

[1, 2, 13, 19, 26, 37, 38, 74, 247, 481, 494, 703, 962, 991, 1406, 1982, 9139, 12883, 18278, 18829, 25766, 36667, 37658, 73334, 244777, 476671, 489554, 696673, 953342, 1393346, 9056749, 18113498]

約数ペア:

[(1, 18113498), (2, 9056749), (13, 1393346), (19, 953342), (26, 696673), (37, 489554), (38, 476671), (74, 244777), (247, 73334), (481, 37658), (494, 36667), (703, 25766), (962, 18829), (991, 18278), (1406, 12883), (1982, 9139)]