39965874

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{307}}^1\times {\mathrm{1669}}^1$

素因数の和:1994

約数の個数: 32

約数和(自身を含む): 86412480

約数和(自身を除く): 46446606

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 307, 614, 921, 1669, 1842, 3338, 3991, 5007, 7982, 10014, 11973, 21697, 23946, 43394, 65091, 130182, 512383, 1024766, 1537149, 3074298, 6660979, 13321958, 19982937, 39965874]

約数ペア:

[(1, 39965874), (2, 19982937), (3, 13321958), (6, 6660979), (13, 3074298), (26, 1537149), (39, 1024766), (78, 512383), (307, 130182), (614, 65091), (921, 43394), (1669, 23946), (1842, 21697), (3338, 11973), (3991, 10014), (5007, 7982)]